Apex Fabricating, Inc., manufactures fenders and other after-market body panels for older automobiles. At the close of last year, the firm had $10,381,800 in current assets and $4,152,720 in current liabilities. The company's managers want to increase its inventory, which will be financed using short-term debt. How much can the firm increase its inventory, financing it with short-term borrowing, without its current ratio falling below 2.0 (assuming all other current assets and current liabilities remain constant)?