Alright, let's work through 97248127 times 72178427 step by step
97248127 × 72178427 = 72178427 × (97248127)
+ 72178427 × 7 which equals 505248989
+ 72178427 × 20 resulting in 1443568540
+ 72178427 × 100 that results in 7217842700
+ 72178427 × 8000 what gives us 577427416000
+ 72178427 × 40000 that is equal 2887137080000
+ 72178427 × 200000 what gives us 14435685400000
+ 72178427 × 7000000 that is equal 505248989000000
+ 72178427 × 90000000 which equals 6496058430000000

= 7019216835556229
