Finding the Fourth Proportional to 22,093.59, 30,489.17 and 12,662.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,093.59 : 30,489.17 = 12,662.16 : x
2. Step 2: Convert to fraction form
   22,093.59/30,489.17 = 12,662.16/x
3. Step 3: Cross multiply
   22,093.59x = 30,489.17 × 12,662.16
4. Step 4: Simplify right side
   22,093.59x = 386,058,571.16
5. Step 5: Solve for x
   x = 386,058,571.16/22,093.59
6. Step 6: Final answer
   x = 17,473.78