Finding the Fourth Proportional to 111,123.24, 153,348.90 and 60,134.88

Step by Step Solution

1. Step 1: Write the proportion equation
   111,123.24 : 153,348.90 = 60,134.88 : x
2. Step 2: Convert to fraction form
   111,123.24/153,348.90 = 60,134.88/x
3. Step 3: Cross multiply
   111,123.24x = 153,348.90 × 60,134.88
4. Step 4: Simplify right side
   111,123.24x = 9,221,617,699.63
5. Step 5: Solve for x
   x = 9,221,617,699.63/111,123.24
6. Step 6: Final answer
   x = 82,985.50