Finding the Fourth Proportional to 8,397.34, 12,596.72 and 2,554

Step by Step Solution

1. Step 1: Write the proportion equation
   8,397.34 : 12,596.72 = 2,554 : x
2. Step 2: Convert to fraction form
   8,397.34/12,596.72 = 2,554/x
3. Step 3: Cross multiply
   8,397.34x = 12,596.72 × 2,554
4. Step 4: Simplify right side
   8,397.34x = 32,172,022.88
5. Step 5: Solve for x
   x = 32,172,022.88/8,397.34
6. Step 6: Final answer
   x = 3,831.22