Finding the Fourth Proportional to 16,168.62, 22,311.27 and 8,998.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,168.62 : 22,311.27 = 8,998.23 : x
2. Step 2: Convert to fraction form
   16,168.62/22,311.27 = 8,998.23/x
3. Step 3: Cross multiply
   16,168.62x = 22,311.27 × 8,998.23
4. Step 4: Simplify right side
   16,168.62x = 200,761,939.05
5. Step 5: Solve for x
   x = 200,761,939.05/16,168.62
6. Step 6: Final answer
   x = 12,416.76