Finding the Third Proportional to 2,540.25 and 5,547.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.25 : 5,547.25 = 5,547.25 : x
2. Step 2: Convert to fraction form
   2,540.25/5,547.25 = 5,547.25/x
3. Step 3: Cross multiply
   2,540.25x = 5,547.25 × 5,547.25
4. Step 4: Simplify right side
   2,540.25x = 30,771,982.56
5. Step 5: Solve for x
   x = 30,771,982.56/2,540.25
6. Step 6: Final answer
   x = 12,113.76