Finding the Fourth Proportional to 22,440.72, 30,956.81 and 17,126.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,440.72 : 30,956.81 = 17,126.31 : x
2. Step 2: Convert to fraction form
   22,440.72/30,956.81 = 17,126.31/x
3. Step 3: Cross multiply
   22,440.72x = 30,956.81 × 17,126.31
4. Step 4: Simplify right side
   22,440.72x = 530,175,839.04
5. Step 5: Solve for x
   x = 530,175,839.04/22,440.72
6. Step 6: Final answer
   x = 23,625.62