Alright, let's work through 63608300 times 78479706 step by step
63608300 × 78479706 = 78479706 × (63608300)
+ 78479706 × 0 that results in 0
+ 78479706 × 00 resulting in 0
+ 78479706 × 300 what gives us 23543911800
+ 78479706 × 8000 that results in 627837648000
+ 78479706 × 00000 what gives us 0
+ 78479706 × 600000 yielding 47087823600000
+ 78479706 × 3000000 that equals 235439118000000
+ 78479706 × 60000000 which equals 4708782360000000

= 4991960683159800
