Finding the Fourth Proportional to 8,383.25, 12,571.78 and 2,458.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,383.25 : 12,571.78 = 2,458.52 : x
2. Step 2: Convert to fraction form
   8,383.25/12,571.78 = 2,458.52/x
3. Step 3: Cross multiply
   8,383.25x = 12,571.78 × 2,458.52
4. Step 4: Simplify right side
   8,383.25x = 30,907,903.56
5. Step 5: Solve for x
   x = 30,907,903.56/8,383.25
6. Step 6: Final answer
   x = 3,686.87