Bernard Arnault, the CEO of LVMH Moët Hennessy Louis Vuitton (OTC:LVMHF) (OTC:LVMUY), has seen his net worth drop by $54 billion, moving him from the world’s richest person to nearly fifth place. What Happened: Arnault’s fortune peaked at $231 billion in March, placing him ahead of Elon Musk and Jeff Bezos on the Bloomberg Billionaires Index. However, his net worth has since fallen to $177 billion as of Wednesday’s close. This significant drop makes Arnault the biggest wealth loser among the top 500 individuals on Bloomberg’s list, with a $30 billion decrease this year alone. He is now only $1…