Finding the Third Proportional to 2,486.81 and 5,452.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,486.81 : 5,452.03 = 5,452.03 : x
2. Step 2: Convert to fraction form
   2,486.81/5,452.03 = 5,452.03/x
3. Step 3: Cross multiply
   2,486.81x = 5,452.03 × 5,452.03
4. Step 4: Simplify right side
   2,486.81x = 29,724,644.75
5. Step 5: Solve for x
   x = 29,724,644.75/2,486.81
6. Step 6: Final answer
   x = 11,952.91