Finding the Fourth Proportional to 86,134.52, 129,081.50 and 41,749.48

Step by Step Solution

1. Step 1: Write the proportion equation
   86,134.52 : 129,081.50 = 41,749.48 : x
2. Step 2: Convert to fraction form
   86,134.52/129,081.50 = 41,749.48/x
3. Step 3: Cross multiply
   86,134.52x = 129,081.50 × 41,749.48
4. Step 4: Simplify right side
   86,134.52x = 5,389,085,502.62
5. Step 5: Solve for x
   x = 5,389,085,502.62/86,134.52
6. Step 6: Final answer
   x = 62,565.92