Finding the Fourth Proportional to 8,269.16, 12,403.86 and 2,425.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,269.16 : 12,403.86 = 2,425.89 : x
2. Step 2: Convert to fraction form
   8,269.16/12,403.86 = 2,425.89/x
3. Step 3: Cross multiply
   8,269.16x = 12,403.86 × 2,425.89
4. Step 4: Simplify right side
   8,269.16x = 30,090,387.81
5. Step 5: Solve for x
   x = 30,090,387.81/8,269.16
6. Step 6: Final answer
   x = 3,638.87