No problem, we've got 7315 and 5478 to multiply
7315 × 5478 = 5478 × (7315)
+ 5478 × 5 resulting in 27390
+ 5478 × 10 that is equal 54780
+ 5478 × 300 giving us 1643400
+ 5478 × 7000 that results in 38346000

= 40071570
