Chandler Sporting Goods produces baseball and football equipment and lines of clothing. This year the company had cash and marketable securities worth $335,485, accounts payables worth $1,159,357, inventory of $1,651,599, accounts receivables of $1,488,121, short-term notes payable worth $313,663, and other current assets of $121,427. What is the company's net working capital?

$3,596,632

$1,801,784

$2,123,612

$1,673,421