Finding the Fourth Proportional to 10,625.86, 14,665.92 and 8,515.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,625.86 : 14,665.92 = 8,515.41 : x
2. Step 2: Convert to fraction form
   10,625.86/14,665.92 = 8,515.41/x
3. Step 3: Cross multiply
   10,625.86x = 14,665.92 × 8,515.41
4. Step 4: Simplify right side
   10,625.86x = 124,886,321.83
5. Step 5: Solve for x
   x = 124,886,321.83/10,625.86
6. Step 6: Final answer
   x = 11,753.06