CORPORATE FINANCE - Account payables Exercise VI. The financial plan of XYZ shows that in the next three months the demand for external current financial resources will be correspondingly - PLN300,000, - PLN 400,000, - PLN 500,000 - PLN 650,000 The company may use the following short-term financial sources: - A bank loan with maximum equal monthly values PLN 270,000, which would be interest-bearing at the level of 12% per annum, - Loans taken in another company with monthly values no greater than > PLN 200,000; the interest rate on the loan has been set at 9% per annum, - Trade credit towards suppliers (commercial) with monthly values equal to the maximum PLN 300,000; the money market interest rate is set at 7% per annum. When determining the weighted average cost of capital, determine the optimal method of financing current cash needs for the following months