Finding the Fourth Proportional to 111,158.97, 153,399.46 and 60,171.54

Step by Step Solution

1. Step 1: Write the proportion equation
   111,158.97 : 153,399.46 = 60,171.54 : x
2. Step 2: Convert to fraction form
   111,158.97/153,399.46 = 60,171.54/x
3. Step 3: Cross multiply
   111,158.97x = 153,399.46 × 60,171.54
4. Step 4: Simplify right side
   111,158.97x = 9,230,281,743.37
5. Step 5: Solve for x
   x = 9,230,281,743.37/111,158.97
6. Step 6: Final answer
   x = 83,036.77