Finding the Third Proportional to 1,515.38 and 3,314.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515.38 : 3,314.25 = 3,314.25 : x
2. Step 2: Convert to fraction form
   1,515.38/3,314.25 = 3,314.25/x
3. Step 3: Cross multiply
   1,515.38x = 3,314.25 × 3,314.25
4. Step 4: Simplify right side
   1,515.38x = 10,984,253.06
5. Step 5: Solve for x
   x = 10,984,253.06/1,515.38
6. Step 6: Final answer
   x = 7,248.54