Lansing Inc. uses a perpetual inventory system. Inventory costs are determined using the last in$,$ first out $($LIFO$)$ method. On August $2,39$ units were purchased at $$19$ per unit. On August $5,24$ units were purchased at $$14$ per unit. On August $15,26$ units were sold at $$53$ per unit. On August $18,29$ units were purchased at $$15$ per unit. The value of the inventory on August $18$ after the purchase is $

$.($Do not input a comma or cents.$)$