Finding the Fourth Proportional to 22,105.26, 33,128.64 and 8,942.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,105.26 : 33,128.64 = 8,942.04 : x
2. Step 2: Convert to fraction form
   22,105.26/33,128.64 = 8,942.04/x
3. Step 3: Cross multiply
   22,105.26x = 33,128.64 × 8,942.04
4. Step 4: Simplify right side
   22,105.26x = 296,237,624.03
5. Step 5: Solve for x
   x = 296,237,624.03/22,105.26
6. Step 6: Final answer
   x = 13,401.23