Finding the Fourth Proportional to 22,105.71, 33,158.91 and 12,307.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,105.71 : 33,158.91 = 12,307.27 : x
2. Step 2: Convert to fraction form
   22,105.71/33,158.91 = 12,307.27/x
3. Step 3: Cross multiply
   22,105.71x = 33,158.91 × 12,307.27
4. Step 4: Simplify right side
   22,105.71x = 408,095,430.94
5. Step 5: Solve for x
   x = 408,095,430.94/22,105.71
6. Step 6: Final answer
   x = 18,461.09