Alright, let's work through 78960907 times 12196255 step by step
78960907 × 12196255 = 12196255 × (78960907)
+ 12196255 × 7 producing 85373785
+ 12196255 × 00 producing 0
+ 12196255 × 900 giving us 10976629500
+ 12196255 × 0000 what gives us 0
+ 12196255 × 60000 giving us 731775300000
+ 12196255 × 900000 giving us 10976629500000
+ 12196255 × 8000000 giving us 97570040000000
+ 12196255 × 70000000 that results in 853737850000000

= 963027356803285
