Finding the Fourth Proportional to 111,580.24, 153,983.88 and 61,282.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111,580.24 : 153,983.88 = 61,282.48 : x
2. Step 2: Convert to fraction form
   111,580.24/153,983.88 = 61,282.48/x
3. Step 3: Cross multiply
   111,580.24x = 153,983.88 × 61,282.48
4. Step 4: Simplify right side
   111,580.24x = 9,436,514,046.42
5. Step 5: Solve for x
   x = 9,436,514,046.42/111,580.24
6. Step 6: Final answer
   x = 84,571.55