Finding the Third Proportional to 2,580.75 and 4,007.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.75 : 4,007.25 = 4,007.25 : x
2. Step 2: Convert to fraction form
   2,580.75/4,007.25 = 4,007.25/x
3. Step 3: Cross multiply
   2,580.75x = 4,007.25 × 4,007.25
4. Step 4: Simplify right side
   2,580.75x = 16,058,052.56
5. Step 5: Solve for x
   x = 16,058,052.56/2,580.75
6. Step 6: Final answer
   x = 6,222.24