Finding the Third Proportional to 2,644.76 and 5,745.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.76 : 5,745.15 = 5,745.15 : x
2. Step 2: Convert to fraction form
   2,644.76/5,745.15 = 5,745.15/x
3. Step 3: Cross multiply
   2,644.76x = 5,745.15 × 5,745.15
4. Step 4: Simplify right side
   2,644.76x = 33,006,708.13
5. Step 5: Solve for x
   x = 33,006,708.13/2,644.76
6. Step 6: Final answer
   x = 12,480.04