Finding the Fourth Proportional to 111,231.69, 153,499.92 and 60,244.53

Step by Step Solution

1. Step 1: Write the proportion equation
   111,231.69 : 153,499.92 = 60,244.53 : x
2. Step 2: Convert to fraction form
   111,231.69/153,499.92 = 60,244.53/x
3. Step 3: Cross multiply
   111,231.69x = 153,499.92 × 60,244.53
4. Step 4: Simplify right side
   111,231.69x = 9,247,530,535.44
5. Step 5: Solve for x
   x = 9,247,530,535.44/111,231.69
6. Step 6: Final answer
   x = 83,137.55