Finding the Fourth Proportional to 111,552.72, 153,943.89 and 60,565.92

Step by Step Solution

1. Step 1: Write the proportion equation
   111,552.72 : 153,943.89 = 60,565.92 : x
2. Step 2: Convert to fraction form
   111,552.72/153,943.89 = 60,565.92/x
3. Step 3: Cross multiply
   111,552.72x = 153,943.89 × 60,565.92
4. Step 4: Simplify right side
   111,552.72x = 9,323,753,326.23
5. Step 5: Solve for x
   x = 9,323,753,326.23/111,552.72
6. Step 6: Final answer
   x = 83,581.59