No problem, we've got 7789 and 3828 to multiply
7789 × 3828 = 3828 × (7789)
+ 3828 × 9 which equals 34452
+ 3828 × 80 that equals 306240
+ 3828 × 700 producing 2679600
+ 3828 × 7000 producing 26796000

= 29816292
