Finding the Fourth Proportional to 82,521,139.77, 113,881,903.16 and 45,352,737.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,521,139.77 : 113,881,903.16 = 45,352,737.50 : x
2. Step 2: Convert to fraction form
   82,521,139.77/113,881,903.16 = 45,352,737.50/x
3. Step 3: Cross multiply
   82,521,139.77x = 113,881,903.16 × 45,352,737.50
4. Step 4: Simplify right side
   82,521,139.77x = 5,164,856,059,219,727
5. Step 5: Solve for x
   x = 5,164,856,059,219,727/82,521,139.77
6. Step 6: Final answer
   x = 62,588,278.27