Alright, let's work through 1278 times 7658 step by step
1278 × 7658 = 7658 × (1278)
+ 7658 × 8 producing 61264
+ 7658 × 70 giving us 536060
+ 7658 × 200 giving us 1531600
+ 7658 × 1000 which equals 7658000

= 9786924
