Exercise 3-18 (Algo) Calculating ratios; solve for unknowns [LO3-8] The current asset section of the Excalibur Tire Company's balance sheet consists of cash, marketable securities, accounts receivable, and inventory. The December 31, 2021, balance sheet revealed the following: Inventory Total assets Current ratio Acid-test ratio Debt to equity ratio $ 910,000 $3,000,000 2.60 1.30 1.5 Required: Determine the following 2021 balance sheet items: 1. Current assets 2. Shareholders' equity 3. Long-term assets 4. Long-term liabilities