Finding the Fourth Proportional to 16,449.69, 22,700.76 and 8,896.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,449.69 : 22,700.76 = 8,896.17 : x
2. Step 2: Convert to fraction form
   16,449.69/22,700.76 = 8,896.17/x
3. Step 3: Cross multiply
   16,449.69x = 22,700.76 × 8,896.17
4. Step 4: Simplify right side
   16,449.69x = 201,949,744.16
5. Step 5: Solve for x
   x = 201,949,744.16/16,449.69
6. Step 6: Final answer
   x = 12,276.81