Finding the Fourth Proportional to 83,339.28, 124,550.24 and 60,896.68

Step by Step Solution

1. Step 1: Write the proportion equation
   83,339.28 : 124,550.24 = 60,896.68 : x
2. Step 2: Convert to fraction form
   83,339.28/124,550.24 = 60,896.68/x
3. Step 3: Cross multiply
   83,339.28x = 124,550.24 × 60,896.68
4. Step 4: Simplify right side
   83,339.28x = 7,584,695,835.89
5. Step 5: Solve for x
   x = 7,584,695,835.89/83,339.28
6. Step 6: Final answer
   x = 91,009.86