Finding the Fourth Proportional to 111,397.52, 153,728.61 and 60,410.24

Step by Step Solution

1. Step 1: Write the proportion equation
   111,397.52 : 153,728.61 = 60,410.24 : x
2. Step 2: Convert to fraction form
   111,397.52/153,728.61 = 60,410.24/x
3. Step 3: Cross multiply
   111,397.52x = 153,728.61 × 60,410.24
4. Step 4: Simplify right side
   111,397.52x = 9,286,781,806.27
5. Step 5: Solve for x
   x = 9,286,781,806.27/111,397.52
6. Step 6: Final answer
   x = 83,366.14