Finding the Fourth Proportional to 12,205.69, 18,294.36 and 8,044.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,205.69 : 18,294.36 = 8,044.72 : x
2. Step 2: Convert to fraction form
   12,205.69/18,294.36 = 8,044.72/x
3. Step 3: Cross multiply
   12,205.69x = 18,294.36 × 8,044.72
4. Step 4: Simplify right side
   12,205.69x = 147,173,003.78
5. Step 5: Solve for x
   x = 147,173,003.78/12,205.69
6. Step 6: Final answer
   x = 12,057.74