No problem, we've got 7924 and 4378 to multiply
7924 × 4378 = 4378 × (7924)
+ 4378 × 4 giving us 17512
+ 4378 × 20 what gives us 87560
+ 4378 × 900 resulting in 3940200
+ 4378 × 7000 producing 30646000

= 34691272
