Finding the Fourth Proportional to 111,144.25, 153,379.07 and 60,843.25

Step by Step Solution

1. Step 1: Write the proportion equation
   111,144.25 : 153,379.07 = 60,843.25 : x
2. Step 2: Convert to fraction form
   111,144.25/153,379.07 = 60,843.25/x
3. Step 3: Cross multiply
   111,144.25x = 153,379.07 × 60,843.25
4. Step 4: Simplify right side
   111,144.25x = 9,332,081,100.78
5. Step 5: Solve for x
   x = 9,332,081,100.78/111,144.25
6. Step 6: Final answer
   x = 83,963.69