Finding the Fourth Proportional to 111,411.43, 153,747.85 and 60,424.14

Step by Step Solution

1. Step 1: Write the proportion equation
   111,411.43 : 153,747.85 = 60,424.14 : x
2. Step 2: Convert to fraction form
   111,411.43/153,747.85 = 60,424.14/x
3. Step 3: Cross multiply
   111,411.43x = 153,747.85 × 60,424.14
4. Step 4: Simplify right side
   111,411.43x = 9,290,081,613.10
5. Step 5: Solve for x
   x = 9,290,081,613.10/111,411.43
6. Step 6: Final answer
   x = 83,385.35