Finding the Third Proportional to 2,529 and 5,519.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,529 : 5,519.25 = 5,519.25 : x
2. Step 2: Convert to fraction form
   2,529/5,519.25 = 5,519.25/x
3. Step 3: Cross multiply
   2,529x = 5,519.25 × 5,519.25
4. Step 4: Simplify right side
   2,529x = 30,462,120.56
5. Step 5: Solve for x
   x = 30,462,120.56/2,529
6. Step 6: Final answer
   x = 12,045.12