Finding the Fourth Proportional to 138,094,773.27, 207,119,065.18 and 50,638,217.91

Step by Step Solution

1. Step 1: Write the proportion equation
   138,094,773.27 : 207,119,065.18 = 50,638,217.91 : x
2. Step 2: Convert to fraction form
   138,094,773.27/207,119,065.18 = 50,638,217.91/x
3. Step 3: Cross multiply
   138,094,773.27x = 207,119,065.18 × 50,638,217.91
4. Step 4: Simplify right side
   138,094,773.27x = 10,488,140,355,900,332
5. Step 5: Solve for x
   x = 10,488,140,355,900,332/138,094,773.27
6. Step 6: Final answer
   x = 75,948,858.22