Finding the Fourth Proportional to 8,256.72, 12,384.63 and 2,709.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,256.72 : 12,384.63 = 2,709.33 : x
2. Step 2: Convert to fraction form
   8,256.72/12,384.63 = 2,709.33/x
3. Step 3: Cross multiply
   8,256.72x = 12,384.63 × 2,709.33
4. Step 4: Simplify right side
   8,256.72x = 33,554,049.60
5. Step 5: Solve for x
   x = 33,554,049.60/8,256.72
6. Step 6: Final answer
   x = 4,063.85