Alright, let's work through 7703 times 7655 step by step
7703 × 7655 = 7655 × (7703)
+ 7655 × 3 producing 22965
+ 7655 × 00 resulting in 0
+ 7655 × 700 yielding 5358500
+ 7655 × 7000 yielding 53585000

= 58966465
