I need help in part e, please? My answer is 198,097,780,321(round the nearest number). But, it keeps telling the wrong answer.

Analyzing and Computing Issue Price, Treasury Stock Cost, and Shares Outstanding Following is the stockholders' equity section of the 2018 Merck & Co. Inc. balance sheet. Stockholders' Equity ($ millions, except par value) 2018 Common stock, $0.50 par value; 6,500,000 authorized shares; 3,577,107,522 issued shares $1,789 Other paid-in capital 31,046 Retained earnings 34,063 Accumulated other comprehensive loss (4,436) Stockholders' equity before deduction for treasury stock $62,103 Less treasury stock, at cost: 984,543,979 shares 40,743 Total Merck & Co. Inc. stockholders' equity $21,360 a. Show the computation of the $1,789 million in the common stock account. 3577107522 shares x $ 0.5 per share is approximately $ 1789 million on the balance sheet. b. At what average price were the Merck common shares issued? Note: Round your answers to two decimal places (for example, enter 67.49 for 67.48555). $ 9.18 per share C. At what average cost was the Merck treasury stock purchased? Note: Round your answers to two decimal places (for example, enter 67.49 for 67.48555). $ 41.38 per share d. How many common shares are outstanding as of December 31, 2018? 2592563543 shares outstanding e. Assume Merck's closing stock price is $76.41 per share on December 31, 2018. Use that amount to calculate the company's market cap for that day. * million