How do you find this answer $61.13?

Company A Company B Company C Company D Sales 148,000,000 149,000,000 350,000,000 231,000,000 Owner's Equity 25,000,000 25,000,000 33,000,000 29,000,000 # of shares outstanding 1,400,000 1,300,000 1,800,000 1,800,000 Stock Price ? $64 $106 $81 2 I Stock A Stock Price: 61.13 2 *Use price/sales multiple