Finding the Fourth Proportional to 16,081.82, 22,194.34 and 9,008.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,081.82 : 22,194.34 = 9,008.18 : x
2. Step 2: Convert to fraction form
   16,081.82/22,194.34 = 9,008.18/x
3. Step 3: Cross multiply
   16,081.82x = 22,194.34 × 9,008.18
4. Step 4: Simplify right side
   16,081.82x = 199,930,609.70
5. Step 5: Solve for x
   x = 199,930,609.70/16,081.82
6. Step 6: Final answer
   x = 12,432.09