Kay Inc. had sales of $$763748.$ Depreciation. General$/$Administrative Expenses, and COGS were $$47563,$ $$37885,$ and $$310333,$ respectively. The company had interest expense of $$45386$ and a tax rate of $21$ percent. What is Kay's profit margin?$42\mathrm{.}24\%45\mathrm{.}54\%33\mathrm{.}37\%$None of these options are correct$39\mathrm{.}31\%$