Alright, let's work through 78359044 times 87946078 step by step
78359044 × 87946078 = 87946078 × (78359044)
+ 87946078 × 4 resulting in 351784312
+ 87946078 × 40 resulting in 3517843120
+ 87946078 × 000 that is equal 0
+ 87946078 × 9000 resulting in 791514702000
+ 87946078 × 50000 giving us 4397303900000
+ 87946078 × 300000 that equals 26383823400000
+ 87946078 × 8000000 resulting in 703568624000000
+ 87946078 × 70000000 giving us 6156225460000000

= 6891370595629432
