Finding the Fourth Proportional to 8,171.29, 12,256.87 and 2,327.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,171.29 : 12,256.87 = 2,327.89 : x
2. Step 2: Convert to fraction form
   8,171.29/12,256.87 = 2,327.89/x
3. Step 3: Cross multiply
   8,171.29x = 12,256.87 × 2,327.89
4. Step 4: Simplify right side
   8,171.29x = 28,532,645.10
5. Step 5: Solve for x
   x = 28,532,645.10/8,171.29
6. Step 6: Final answer
   x = 3,491.82