Finding the Fourth Proportional to 22,294.42, 30,766.23 and 12,223.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,294.42 : 30,766.23 = 12,223.28 : x
2. Step 2: Convert to fraction form
   22,294.42/30,766.23 = 12,223.28/x
3. Step 3: Cross multiply
   22,294.42x = 30,766.23 × 12,223.28
4. Step 4: Simplify right side
   22,294.42x = 376,064,243.83
5. Step 5: Solve for x
   x = 376,064,243.83/22,294.42
6. Step 6: Final answer
   x = 16,868.09