Finding the Fourth Proportional to 16,159.24, 22,300.02 and 8,989.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,159.24 : 22,300.02 = 8,989.72 : x
2. Step 2: Convert to fraction form
   16,159.24/22,300.02 = 8,989.72/x
3. Step 3: Cross multiply
   16,159.24x = 22,300.02 × 8,989.72
4. Step 4: Simplify right side
   16,159.24x = 200,470,935.79
5. Step 5: Solve for x
   x = 200,470,935.79/16,159.24
6. Step 6: Final answer
   x = 12,405.97