Finding the Fourth Proportional to 111,091.52, 153,306.72 and 60,793.28

Step by Step Solution

1. Step 1: Write the proportion equation
   111,091.52 : 153,306.72 = 60,793.28 : x
2. Step 2: Convert to fraction form
   111,091.52/153,306.72 = 60,793.28/x
3. Step 3: Cross multiply
   111,091.52x = 153,306.72 × 60,793.28
4. Step 4: Simplify right side
   111,091.52x = 9,320,018,354.84
5. Step 5: Solve for x
   x = 9,320,018,354.84/111,091.52
6. Step 6: Final answer
   x = 83,894.96