Alright, let's work through 228340 times 51364158 step by step
228340 × 51364158 = 51364158 × (228340)
+ 51364158 × 0 resulting in 0
+ 51364158 × 40 that results in 2054566320
+ 51364158 × 300 resulting in 15409247400
+ 51364158 × 8000 that equals 410913264000
+ 51364158 × 20000 yielding 1027283160000
+ 51364158 × 200000 that is equal 10272831600000

= 11728491837720
