Finding the Fourth Proportional to 8,648.72, 12,967.82 and 3,382.75

Step by Step Solution

1. Step 1: Write the proportion equation
   8,648.72 : 12,967.82 = 3,382.75 : x
2. Step 2: Convert to fraction form
   8,648.72/12,967.82 = 3,382.75/x
3. Step 3: Cross multiply
   8,648.72x = 12,967.82 × 3,382.75
4. Step 4: Simplify right side
   8,648.72x = 43,866,811.35
5. Step 5: Solve for x
   x = 43,866,811.35/8,648.72
6. Step 6: Final answer
   x = 5,072.06