Finding the Fourth Proportional to 8,514.86, 12,772.89 and 2,671.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,514.86 : 12,772.89 = 2,671.38 : x
2. Step 2: Convert to fraction form
   8,514.86/12,772.89 = 2,671.38/x
3. Step 3: Cross multiply
   8,514.86x = 12,772.89 × 2,671.38
4. Step 4: Simplify right side
   8,514.86x = 34,121,242.89
5. Step 5: Solve for x
   x = 34,121,242.89/8,514.86
6. Step 6: Final answer
   x = 4,007.26