Finding the Fourth Proportional to 22,915.56, 31,626.01 and 12,844.97

Step by Step Solution

1. Step 1: Write the proportion equation
   22,915.56 : 31,626.01 = 12,844.97 : x
2. Step 2: Convert to fraction form
   22,915.56/31,626.01 = 12,844.97/x
3. Step 3: Cross multiply
   22,915.56x = 31,626.01 × 12,844.97
4. Step 4: Simplify right side
   22,915.56x = 406,235,149.67
5. Step 5: Solve for x
   x = 406,235,149.67/22,915.56
6. Step 6: Final answer
   x = 17,727.48