Finding the Third Proportional to 2,810 and 5,539

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810 : 5,539 = 5,539 : x
2. Step 2: Convert to fraction form
   2,810/5,539 = 5,539/x
3. Step 3: Cross multiply
   2,810x = 5,539 × 5,539
4. Step 4: Simplify right side
   2,810x = 30,680,521
5. Step 5: Solve for x
   x = 30,680,521/2,810
6. Step 6: Final answer
   x = 10,918.33