Using the data below, determine the closing book inventory. Not all information given may be needed. Present your answer with a dollar sign, comma separator, rounded to the dollar. (i.e. $19,567) Opening inventory $89,760 Gross purchases $43,620 RTV $860 Cash discounts $320 Markdowns $5,246 Markdown cancellations $318 Employee discounts $784 Gross sales $49,318 Customer returns $2,945 Net markups $760