Finding the Fourth Proportional to 22,080.67, 30,471.18 and 12,009.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,080.67 : 30,471.18 = 12,009.10 : x
2. Step 2: Convert to fraction form
   22,080.67/30,471.18 = 12,009.10/x
3. Step 3: Cross multiply
   22,080.67x = 30,471.18 × 12,009.10
4. Step 4: Simplify right side
   22,080.67x = 365,931,447.74
5. Step 5: Solve for x
   x = 365,931,447.74/22,080.67
6. Step 6: Final answer
   x = 16,572.48