Finding the Fourth Proportional to 8,339.72, 12,509.55 and 2,496.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,339.72 : 12,509.55 = 2,496.33 : x
2. Step 2: Convert to fraction form
   8,339.72/12,509.55 = 2,496.33/x
3. Step 3: Cross multiply
   8,339.72x = 12,509.55 × 2,496.33
4. Step 4: Simplify right side
   8,339.72x = 31,227,964.95
5. Step 5: Solve for x
   x = 31,227,964.95/8,339.72
6. Step 6: Final answer
   x = 3,744.49