Finding the Fourth Proportional to 22,080.09, 30,470.22 and 12,008.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,080.09 : 30,470.22 = 12,008.31 : x
2. Step 2: Convert to fraction form
   22,080.09/30,470.22 = 12,008.31/x
3. Step 3: Cross multiply
   22,080.09x = 30,470.22 × 12,008.31
4. Step 4: Simplify right side
   22,080.09x = 365,895,818.96
5. Step 5: Solve for x
   x = 365,895,818.96/22,080.09
6. Step 6: Final answer
   x = 16,571.30