Finding the Fourth Proportional to 111,227.45, 153,493.75 and 60,240.15

Step by Step Solution

1. Step 1: Write the proportion equation
   111,227.45 : 153,493.75 = 60,240.15 : x
2. Step 2: Convert to fraction form
   111,227.45/153,493.75 = 60,240.15/x
3. Step 3: Cross multiply
   111,227.45x = 153,493.75 × 60,240.15
4. Step 4: Simplify right side
   111,227.45x = 9,246,486,222.86
5. Step 5: Solve for x
   x = 9,246,486,222.86/111,227.45
6. Step 6: Final answer
   x = 83,131.33