Finding the Fourth Proportional to 111,501.75, 153,869.87 and 60,514.58

Step by Step Solution

1. Step 1: Write the proportion equation
   111,501.75 : 153,869.87 = 60,514.58 : x
2. Step 2: Convert to fraction form
   111,501.75/153,869.87 = 60,514.58/x
3. Step 3: Cross multiply
   111,501.75x = 153,869.87 × 60,514.58
4. Step 4: Simplify right side
   111,501.75x = 9,311,369,485.78
5. Step 5: Solve for x
   x = 9,311,369,485.78/111,501.75
6. Step 6: Final answer
   x = 83,508.73