Finding the Fourth Proportional to 8,171.71, 12,259.69 and 2,328.77

Step by Step Solution

1. Step 1: Write the proportion equation
   8,171.71 : 12,259.69 = 2,328.77 : x
2. Step 2: Convert to fraction form
   8,171.71/12,259.69 = 2,328.77/x
3. Step 3: Cross multiply
   8,171.71x = 12,259.69 × 2,328.77
4. Step 4: Simplify right side
   8,171.71x = 28,550,023.11
5. Step 5: Solve for x
   x = 28,550,023.11/8,171.71
6. Step 6: Final answer
   x = 3,493.76