Finding the Third Proportional to 2,610.56 and 5,351.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.56 : 5,351.06 = 5,351.06 : x
2. Step 2: Convert to fraction form
   2,610.56/5,351.06 = 5,351.06/x
3. Step 3: Cross multiply
   2,610.56x = 5,351.06 × 5,351.06
4. Step 4: Simplify right side
   2,610.56x = 28,633,869.88
5. Step 5: Solve for x
   x = 28,633,869.88/2,610.56
6. Step 6: Final answer
   x = 10,968.47