Alright, let's work through 1861 times 955 step by step
1861 × 955 = 955 × (1861)
+ 955 × 1 that equals 955
+ 955 × 60 that results in 57300
+ 955 × 800 that equals 764000
+ 955 × 1000 yielding 955000

= 1777255
