Indian tycoon Gautam Adani (60), whose business empire extends from infrastructure to airports management and FMCG to cements, Tuesday became the third richest person in the world, behind Tesla’s Elon Musk and Amazon’s Jeff Bezos. With a net worth of $137.4 billion, Adani is the first Asian to break into the top three on the list. Fellow Indian Mukesh Ambani is at the 11th place.