Finding the Fourth Proportional to 105,831.96, 146,050.86 and 60,517.32

Step by Step Solution

1. Step 1: Write the proportion equation
   105,831.96 : 146,050.86 = 60,517.32 : x
2. Step 2: Convert to fraction form
   105,831.96/146,050.86 = 60,517.32/x
3. Step 3: Cross multiply
   105,831.96x = 146,050.86 × 60,517.32
4. Step 4: Simplify right side
   105,831.96x = 8,838,606,630.90
5. Step 5: Solve for x
   x = 8,838,606,630.90/105,831.96
6. Step 6: Final answer
   x = 83,515.48