Finding the Fourth Proportional to 111,540.82, 153,926.46 and 60,553.54

Step by Step Solution

1. Step 1: Write the proportion equation
   111,540.82 : 153,926.46 = 60,553.54 : x
2. Step 2: Convert to fraction form
   111,540.82/153,926.46 = 60,553.54/x
3. Step 3: Cross multiply
   111,540.82x = 153,926.46 × 60,553.54
4. Step 4: Simplify right side
   111,540.82x = 9,320,792,052.67
5. Step 5: Solve for x
   x = 9,320,792,052.67/111,540.82
6. Step 6: Final answer
   x = 83,563.95