No problem, we've got 4884 and 1622 to multiply
4884 × 1622 = 1622 × (4884)
+ 1622 × 4 resulting in 6488
+ 1622 × 80 resulting in 129760
+ 1622 × 800 what gives us 1297600
+ 1622 × 4000 yielding 6488000

= 7921848
