A firm has $1$ million shares of common stock outstanding, each currently trading at $$40.$ The firm's stock has a beta of $1\mathrm{.}3.$ The firm also has $10,000$ bonds outstanding, each with a $$1,000$ par value and an $8$ percent annual coupon. The bonds mature in $22$ years and currently sell for $$1,101\mathrm{.}23.$ You also know that the market risk premium is $8\mathrm{.}6\%,$ the return on U$.$S$.$ Treasury bills is $4\mathrm{.}5$ percent, and the firm has a marginal tax rate of $34\%.$ What is the firm's WACC?