Alright, let's work through 12942474 times 48705807 step by step
12942474 × 48705807 = 48705807 × (12942474)
+ 48705807 × 4 that is equal 194823228
+ 48705807 × 70 resulting in 3409406490
+ 48705807 × 400 that equals 19482322800
+ 48705807 × 2000 that results in 97411614000
+ 48705807 × 40000 yielding 1948232280000
+ 48705807 × 900000 that equals 43835226300000
+ 48705807 × 2000000 that equals 97411614000000
+ 48705807 × 10000000 that is equal 487058070000000

= 630373640746518
