Alright, let's work through 68203944 times 62734745 step by step
68203944 × 62734745 = 62734745 × (68203944)
+ 62734745 × 4 that results in 250938980
+ 62734745 × 40 that equals 2509389800
+ 62734745 × 900 producing 56461270500
+ 62734745 × 3000 what gives us 188204235000
+ 62734745 × 00000 giving us 0
+ 62734745 × 200000 what gives us 12546949000000
+ 62734745 × 8000000 which equals 501877960000000
+ 62734745 × 60000000 producing 3764084700000000

= 4278757034834280
