Finding the Fourth Proportional to 111,724.74, 154,136.52 and 63,952.56

Step by Step Solution

1. Step 1: Write the proportion equation
   111,724.74 : 154,136.52 = 63,952.56 : x
2. Step 2: Convert to fraction form
   111,724.74/154,136.52 = 63,952.56/x
3. Step 3: Cross multiply
   111,724.74x = 154,136.52 × 63,952.56
4. Step 4: Simplify right side
   111,724.74x = 9,857,425,043.49
5. Step 5: Solve for x
   x = 9,857,425,043.49/111,724.74
6. Step 6: Final answer
   x = 88,229.56