Alright, let's work through 7747 times 1010 step by step
7747 × 1010 = 1010 × (7747)
+ 1010 × 7 resulting in 7070
+ 1010 × 40 producing 40400
+ 1010 × 700 which equals 707000
+ 1010 × 7000 giving us 7070000

= 7824470
