Finding the Fourth Proportional to 16,081.56, 22,192.62 and 9,007.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,081.56 : 22,192.62 = 9,007.98 : x
2. Step 2: Convert to fraction form
   16,081.56/22,192.62 = 9,007.98/x
3. Step 3: Cross multiply
   16,081.56x = 22,192.62 × 9,007.98
4. Step 4: Simplify right side
   16,081.56x = 199,910,677.11
5. Step 5: Solve for x
   x = 199,910,677.11/16,081.56
6. Step 6: Final answer
   x = 12,431.05