Donald Joel Aronow designed speedboats for clients like which American entrepreneur known as the publisher of "Forbes" magazine? 
Donald Aronow: Donald Joel Aronow (March 3, 1927 – February 3, 1987) was an American designer, builder and racer of the famous Magnum Marine, Cary, Cigarette, Donzi, and Formula speedboats. Donald Aronow:  He built speedboats for the Shah of Iran, Charles Keating, Robert Vesco, Malcolm Forbes, and George H. W. Bush. Malcolm Forbes: Malcolm Stevenson Forbes (19 August 1919 – 24 February 1990) was an American entrepreneur most prominently known as the publisher of "Forbes" magazine, founded by his father B. C. Forbes. Malcolm Forbes:  He was known as an avid promoter of capitalism and free market trade, and for an extravagant lifestyle, spending on parties, travel, and his collection of homes, yachts, aircraft, art, motorcycles, and Fabergé eggs.
Malcolm Stevenson Forbes