No problem, we've got 6369 and 674 to multiply
6369 × 674 = 674 × (6369)
+ 674 × 9 what gives us 6066
+ 674 × 60 what gives us 40440
+ 674 × 300 what gives us 202200
+ 674 × 6000 yielding 4044000

= 4292706
