Finding the Fourth Proportional to 16,498.76, 22,765.59 and 9,328.41

Step by Step Solution

1. Step 1: Write the proportion equation
   16,498.76 : 22,765.59 = 9,328.41 : x
2. Step 2: Convert to fraction form
   16,498.76/22,765.59 = 9,328.41/x
3. Step 3: Cross multiply
   16,498.76x = 22,765.59 × 9,328.41
4. Step 4: Simplify right side
   16,498.76x = 212,366,757.41
5. Step 5: Solve for x
   x = 212,366,757.41/16,498.76
6. Step 6: Final answer
   x = 12,871.68