Finding the Fourth Proportional to 111,891.28, 154,414.04 and 60,901.54

Step by Step Solution

1. Step 1: Write the proportion equation
   111,891.28 : 154,414.04 = 60,901.54 : x
2. Step 2: Convert to fraction form
   111,891.28/154,414.04 = 60,901.54/x
3. Step 3: Cross multiply
   111,891.28x = 154,414.04 × 60,901.54
4. Step 4: Simplify right side
   111,891.28x = 9,404,053,182.94
5. Step 5: Solve for x
   x = 9,404,053,182.94/111,891.28
6. Step 6: Final answer
   x = 84,046.35