No problem, we've got 4209 and 3238 to multiply
4209 × 3238 = 3238 × (4209)
+ 3238 × 9 that equals 29142
+ 3238 × 00 what gives us 0
+ 3238 × 200 that is equal 647600
+ 3238 × 4000 which equals 12952000

= 13628742
