No problem, we've got 7454 and 5621 to multiply
7454 × 5621 = 5621 × (7454)
+ 5621 × 4 what gives us 22484
+ 5621 × 50 what gives us 281050
+ 5621 × 400 which equals 2248400
+ 5621 × 7000 giving us 39347000

= 41898934
