Finding the Fourth Proportional to 22,080.59, 30,470.91 and 12,008.81

Step by Step Solution

1. Step 1: Write the proportion equation
   22,080.59 : 30,470.91 = 12,008.81 : x
2. Step 2: Convert to fraction form
   22,080.59/30,470.91 = 12,008.81/x
3. Step 3: Cross multiply
   22,080.59x = 30,470.91 × 12,008.81
4. Step 4: Simplify right side
   22,080.59x = 365,919,368.72
5. Step 5: Solve for x
   x = 365,919,368.72/22,080.59
6. Step 6: Final answer
   x = 16,572.00