No problem, we've got 7863 and 3622 to multiply
7863 × 3622 = 3622 × (7863)
+ 3622 × 3 that equals 10866
+ 3622 × 60 that equals 217320
+ 3622 × 800 giving us 2897600
+ 3622 × 7000 which equals 25354000

= 28479786
