Finding the Fourth Proportional to 8,314.59, 12,471.65 and 2,471.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,314.59 : 12,471.65 = 2,471.31 : x
2. Step 2: Convert to fraction form
   8,314.59/12,471.65 = 2,471.31/x
3. Step 3: Cross multiply
   8,314.59x = 12,471.65 × 2,471.31
4. Step 4: Simplify right side
   8,314.59x = 30,821,301.00
5. Step 5: Solve for x
   x = 30,821,301.00/8,314.59
6. Step 6: Final answer
   x = 3,706.89