Finding the Fourth Proportional to 22,082.22, 30,480.06 and 12,657.06

Step by Step Solution

1. Step 1: Write the proportion equation
   22,082.22 : 30,480.06 = 12,657.06 : x
2. Step 2: Convert to fraction form
   22,082.22/30,480.06 = 12,657.06/x
3. Step 3: Cross multiply
   22,082.22x = 30,480.06 × 12,657.06
4. Step 4: Simplify right side
   22,082.22x = 385,787,948.22
5. Step 5: Solve for x
   x = 385,787,948.22/22,082.22
6. Step 6: Final answer
   x = 17,470.52