No problem, we've got 6403 and 782 to multiply
6403 × 782 = 782 × (6403)
+ 782 × 3 what gives us 2346
+ 782 × 00 that results in 0
+ 782 × 400 producing 312800
+ 782 × 6000 that is equal 4692000

= 5007146
