please use excel

The capital structure for 3C Corporation is provided below. The company plans to maintain it capital structure in the future. If the firm has a 5% after-tax cost of debt, a 10% cost of preferred stock, and a 20% cost of common stock, what is 3C's weighted cost of capital? A Cost of Capitai Spreadsheet Example The capital structure for 3C Corporation is provided below. The company plans to maintain it capital structure in the future. If the firm has a 5% after-tax cost of debt, a 10% cost of preferred stock, and a 20% cost of common stock, what is 3C's weighted cost of capital? A Cost of Capitai Spreadsheet Example