Finding the Fourth Proportional to 111,131.66, 153,323.61 and 63,350.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111,131.66 : 153,323.61 = 63,350.48 : x
2. Step 2: Convert to fraction form
   111,131.66/153,323.61 = 63,350.48/x
3. Step 3: Cross multiply
   111,131.66x = 153,323.61 × 63,350.48
4. Step 4: Simplify right side
   111,131.66x = 9,713,124,288.83
5. Step 5: Solve for x
   x = 9,713,124,288.83/111,131.66
6. Step 6: Final answer
   x = 87,401.95