Finding the Fourth Proportional to 111,156.96, 153,394.80 and 60,854.88

Step by Step Solution

1. Step 1: Write the proportion equation
   111,156.96 : 153,394.80 = 60,854.88 : x
2. Step 2: Convert to fraction form
   111,156.96/153,394.80 = 60,854.88/x
3. Step 3: Cross multiply
   111,156.96x = 153,394.80 × 60,854.88
4. Step 4: Simplify right side
   111,156.96x = 9,334,822,146.62
5. Step 5: Solve for x
   x = 9,334,822,146.62/111,156.96
6. Step 6: Final answer
   x = 83,978.75