Finding the Fourth Proportional to 111,359.52, 153,675.12 and 61,057.44

Step by Step Solution

1. Step 1: Write the proportion equation
   111,359.52 : 153,675.12 = 61,057.44 : x
2. Step 2: Convert to fraction form
   111,359.52/153,675.12 = 61,057.44/x
3. Step 3: Cross multiply
   111,359.52x = 153,675.12 × 61,057.44
4. Step 4: Simplify right side
   111,359.52x = 9,383,009,418.89
5. Step 5: Solve for x
   x = 9,383,009,418.89/111,359.52
6. Step 6: Final answer
   x = 84,258.71