Finding the Fourth Proportional to 2,431,677,227.40, 3,357,361,845.72 and 1,540,394,887.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431,677,227.40 : 3,357,361,845.72 = 1,540,394,887.32 : x
2. Step 2: Convert to fraction form
   2,431,677,227.40/3,357,361,845.72 = 1,540,394,887.32/x
3. Step 3: Cross multiply
   2,431,677,227.40x = 3,357,361,845.72 × 1,540,394,887.32
4. Step 4: Simplify right side
   2,431,677,227.40x = 5,171,663,022,030,325,760
5. Step 5: Solve for x
   x = 5,171,663,022,030,325,760/2,431,677,227.40
6. Step 6: Final answer
   x = 2,126,788,442.05