Finding the Fourth Proportional to 8,433.59, 12,648.19 and 2,508.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,433.59 : 12,648.19 = 2,508.89 : x
2. Step 2: Convert to fraction form
   8,433.59/12,648.19 = 2,508.89/x
3. Step 3: Cross multiply
   8,433.59x = 12,648.19 × 2,508.89
4. Step 4: Simplify right side
   8,433.59x = 31,732,866.86
5. Step 5: Solve for x
   x = 31,732,866.86/8,433.59
6. Step 6: Final answer
   x = 3,762.67