No problem, we've got 5245 and 870 to multiply
5245 × 870 = 870 × (5245)
+ 870 × 5 giving us 4350
+ 870 × 40 that results in 34800
+ 870 × 200 producing 174000
+ 870 × 5000 that results in 4350000

= 4563150
