Finding the Fourth Proportional to 2,402,458,741.81, 3,602,374,404.69 and 1,907,647,771.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402,458,741.81 : 3,602,374,404.69 = 1,907,647,771.40 : x
2. Step 2: Convert to fraction form
   2,402,458,741.81/3,602,374,404.69 = 1,907,647,771.40/x
3. Step 3: Cross multiply
   2,402,458,741.81x = 3,602,374,404.69 × 1,907,647,771.40
4. Step 4: Simplify right side
   2,402,458,741.81x = 6,872,061,504,837,268,480
5. Step 5: Solve for x
   x = 6,872,061,504,837,268,480/2,402,458,741.81
6. Step 6: Final answer
   x = 2,860,428,520.69