Finding the Fourth Proportional to 103,134.15, 142,326.59 and 62,849.61

Step by Step Solution

1. Step 1: Write the proportion equation
   103,134.15 : 142,326.59 = 62,849.61 : x
2. Step 2: Convert to fraction form
   103,134.15/142,326.59 = 62,849.61/x
3. Step 3: Cross multiply
   103,134.15x = 142,326.59 × 62,849.61
4. Step 4: Simplify right side
   103,134.15x = 8,945,170,359.88
5. Step 5: Solve for x
   x = 8,945,170,359.88/103,134.15
6. Step 6: Final answer
   x = 86,733.35