Finding the Fourth Proportional to 22,367.05, 30,866.56 and 12,295.55

Step by Step Solution

1. Step 1: Write the proportion equation
   22,367.05 : 30,866.56 = 12,295.55 : x
2. Step 2: Convert to fraction form
   22,367.05/30,866.56 = 12,295.55/x
3. Step 3: Cross multiply
   22,367.05x = 30,866.56 × 12,295.55
4. Step 4: Simplify right side
   22,367.05x = 379,521,505.27
5. Step 5: Solve for x
   x = 379,521,505.27/22,367.05
6. Step 6: Final answer
   x = 16,967.88