Finding the Third Proportional to 1,517.25 and 3,317.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517.25 : 3,317.25 = 3,317.25 : x
2. Step 2: Convert to fraction form
   1,517.25/3,317.25 = 3,317.25/x
3. Step 3: Cross multiply
   1,517.25x = 3,317.25 × 3,317.25
4. Step 4: Simplify right side
   1,517.25x = 11,004,147.56
5. Step 5: Solve for x
   x = 11,004,147.56/1,517.25
6. Step 6: Final answer
   x = 7,252.69