with excel functions please!

Given the following information for Lightning Power CO4 find the WACC. Assume the company's tax rate is 21 percent. Debt: 12,000 bonds with a 4.6 percent coupon outstandine. $1,000 par value, 25 vears to maturity, selling for 105 percent of par; the bonds make semlannual payments. Common stock: 575,000 shares outstanding, selling for $81 per share; the beta is 1.04 . Prelerred stock: 30,000 shares of 3.4 percent preferred stock outstanding. a \$100 par value, currently selling for \$94 per share. Market: 7 percent market risk premium and 3.2 percent risk-free rate