Finally, it's passing a pointer to a pointer to a double by reference. If you think in terms of typedefs like this you'll understand the proper ordering of the & and * plus what it means. *& signifies the receiving the pointer by reference. It means it is an alias for the passing parameter.
Full Definition of PRORATE. transitive verb. : to divide, distribute, or assess proportionately. intransitive verb. : to make a pro rata distribution.ull Definition of PRORATE. transitive verb. : to divide, distribute, or assess proportionately. intransitive verb. : to make a pro rata distribution.
Learner's definition of PRORATE. [+ object] US. : to calculate (something) according to the specific amount that someone has done, used, etc. We will prorate your monthly rent for the remaining 10 days on your lease. [=you will pay 10 days' worth of a month's rent].The player's annual salary was prorated because he only played for the last three months of the season.+ object] US. : to calculate (something) according to the specific amount that someone has done, used, etc. We will prorate your monthly rent for the remaining 10 days on your lease. [=you will pay 10 days' worth of a month's rent].