Finding the Fourth Proportional to 111,732.96, 154,147.52 and 63,960.56

Step by Step Solution

1. Step 1: Write the proportion equation
   111,732.96 : 154,147.52 = 63,960.56 : x
2. Step 2: Convert to fraction form
   111,732.96/154,147.52 = 63,960.56/x
3. Step 3: Cross multiply
   111,732.96x = 154,147.52 × 63,960.56
4. Step 4: Simplify right side
   111,732.96x = 9,859,361,701.81
5. Step 5: Solve for x
   x = 9,859,361,701.81/111,732.96
6. Step 6: Final answer
   x = 88,240.41