Finding the Fourth Proportional to 87,766,184, 131,734,189.28 and 42,359,942.72

Step by Step Solution

1. Step 1: Write the proportion equation
   87,766,184 : 131,734,189.28 = 42,359,942.72 : x
2. Step 2: Convert to fraction form
   87,766,184/131,734,189.28 = 42,359,942.72/x
3. Step 3: Cross multiply
   87,766,184x = 131,734,189.28 × 42,359,942.72
4. Step 4: Simplify right side
   87,766,184x = 5,580,252,712,166,438
5. Step 5: Solve for x
   x = 5,580,252,712,166,438/87,766,184
6. Step 6: Final answer
   x = 63,580,897.08