Finding the Fourth Proportional to 62,454.42, 86,187.78 and 34,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,454.42 : 86,187.78 = 34,159.50 : x
2. Step 2: Convert to fraction form
   62,454.42/86,187.78 = 34,159.50/x
3. Step 3: Cross multiply
   62,454.42x = 86,187.78 × 34,159.50
4. Step 4: Simplify right side
   62,454.42x = 2,944,131,470.91
5. Step 5: Solve for x
   x = 2,944,131,470.91/62,454.42
6. Step 6: Final answer
   x = 47,140.48