Finding the Fourth Proportional to 16,520.19, 22,797.89 and 8,966.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,520.19 : 22,797.89 = 8,966.52 : x
2. Step 2: Convert to fraction form
   16,520.19/22,797.89 = 8,966.52/x
3. Step 3: Cross multiply
   16,520.19x = 22,797.89 × 8,966.52
4. Step 4: Simplify right side
   16,520.19x = 204,417,748.80
5. Step 5: Solve for x
   x = 204,417,748.80/16,520.19
6. Step 6: Final answer
   x = 12,373.81