Alright, let's work through 7789 times 8972 step by step
7789 × 8972 = 8972 × (7789)
+ 8972 × 9 resulting in 80748
+ 8972 × 80 resulting in 717760
+ 8972 × 700 that equals 6280400
+ 8972 × 7000 giving us 62804000

= 69882908
