No problem, we've got 7728 and 5280 to multiply
7728 × 5280 = 5280 × (7728)
+ 5280 × 8 that results in 42240
+ 5280 × 20 resulting in 105600
+ 5280 × 700 that equals 3696000
+ 5280 × 7000 which equals 36960000

= 40803840
