Finding the Third Proportional to 1,397.25 and 3,022.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397.25 : 3,022.31 = 3,022.31 : x
2. Step 2: Convert to fraction form
   1,397.25/3,022.31 = 3,022.31/x
3. Step 3: Cross multiply
   1,397.25x = 3,022.31 × 3,022.31
4. Step 4: Simplify right side
   1,397.25x = 9,134,372.85
5. Step 5: Solve for x
   x = 9,134,372.85/1,397.25
6. Step 6: Final answer
   x = 6,537.39