Finding the Fourth Proportional to 11,308.72, 15,594.92 and 8,626.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,308.72 : 15,594.92 = 8,626.80 : x
2. Step 2: Convert to fraction form
   11,308.72/15,594.92 = 8,626.80/x
3. Step 3: Cross multiply
   11,308.72x = 15,594.92 × 8,626.80
4. Step 4: Simplify right side
   11,308.72x = 134,534,255.86
5. Step 5: Solve for x
   x = 134,534,255.86/11,308.72
6. Step 6: Final answer
   x = 11,896.51