No problem, we've got 8609 and 487 to multiply
8609 × 487 = 487 × (8609)
+ 487 × 9 what gives us 4383
+ 487 × 00 that is equal 0
+ 487 × 600 that equals 292200
+ 487 × 8000 which equals 3896000

= 4192583
