Alright, let's work through 78221340 times 69395968 step by step
78221340 × 69395968 = 69395968 × (78221340)
+ 69395968 × 0 that is equal 0
+ 69395968 × 40 which equals 2775838720
+ 69395968 × 300 that is equal 20818790400
+ 69395968 × 1000 that results in 69395968000
+ 69395968 × 20000 producing 1387919360000
+ 69395968 × 200000 that equals 13879193600000
+ 69395968 × 8000000 yielding 555167744000000
+ 69395968 × 70000000 what gives us 4857717760000000

= 5428245607557120
