Sure thing! Let's multiply 78426388 and 66315782 together
78426388 × 66315782 = 66315782 × (78426388)
+ 66315782 × 8 giving us 530526256
+ 66315782 × 80 producing 5305262560
+ 66315782 × 300 producing 19894734600
+ 66315782 × 6000 giving us 397894692000
+ 66315782 × 20000 that is equal 1326315640000
+ 66315782 × 400000 producing 26526312800000
+ 66315782 × 8000000 yielding 530526256000000
+ 66315782 × 70000000 what gives us 4642104740000000

= 5200907249655416
