The Oriole Products Co$.$ currently has debt with a market value of $$275$ million understanding. The debt consists of $9$ percent coupon bonds $($semiannual coupon payments$)$ which have a maturity of $15$ years and are currently priced at $$1,429\mathrm{.}26$ per bond. The firm also has an issue of $2$ million preferred shares outstanding with a market price of $$14$ per share. The preferred shares pay an annual dividend of $$1\mathrm{.}20.$ Oriole also has $14$ million shares of common stock outstanding with a price $$20\mathrm{.}00$ per share. The firm is expected to pay a $$2\mathrm{.}20$ common dividend one year from today, and that dividend is expected to increase by $4\%$ per year forever. If Oriole is subject to a $40\%$ marginal tax rate.

Part $1)$ calculate the weights: Debt, Preferred quality, and Common equity.

Part $2)$ calculate the cost of debt.

Part $3)$ calculate the cost of preferred equity.

Part $4)$ calculate the cost of common equity.

Part $5)$ what is the firm's weighted average cost of capital?