Alright, let's work through 78061344 times 69805335 step by step
78061344 × 69805335 = 69805335 × (78061344)
+ 69805335 × 4 yielding 279221340
+ 69805335 × 40 giving us 2792213400
+ 69805335 × 300 resulting in 20941600500
+ 69805335 × 1000 yielding 69805335000
+ 69805335 × 60000 resulting in 4188320100000
+ 69805335 × 000000 producing 0
+ 69805335 × 8000000 resulting in 558442680000000
+ 69805335 × 70000000 yielding 4886373450000000

= 5449098268470240
