Finding the Fourth Proportional to 16,449.72, 22,700.76 and 8,997.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,449.72 : 22,700.76 = 8,997.72 : x
2. Step 2: Convert to fraction form
   16,449.72/22,700.76 = 8,997.72/x
3. Step 3: Cross multiply
   16,449.72x = 22,700.76 × 8,997.72
4. Step 4: Simplify right side
   16,449.72x = 204,255,082.27
5. Step 5: Solve for x
   x = 204,255,082.27/16,449.72
6. Step 6: Final answer
   x = 12,416.93