Finding the Fourth Proportional to 63,138.71, 87,131.90 and 34,458.59

Step by Step Solution

1. Step 1: Write the proportion equation
   63,138.71 : 87,131.90 = 34,458.59 : x
2. Step 2: Convert to fraction form
   63,138.71/87,131.90 = 34,458.59/x
3. Step 3: Cross multiply
   63,138.71x = 87,131.90 × 34,458.59
4. Step 4: Simplify right side
   63,138.71x = 3,002,442,722.00
5. Step 5: Solve for x
   x = 3,002,442,722.00/63,138.71
6. Step 6: Final answer
   x = 47,553.12