Finding the Third Proportional to 527.06 and 1,145.25

Step by Step Solution

1. Step 1: Write the proportion equation
   527.06 : 1,145.25 = 1,145.25 : x
2. Step 2: Convert to fraction form
   527.06/1,145.25 = 1,145.25/x
3. Step 3: Cross multiply
   527.06x = 1,145.25 × 1,145.25
4. Step 4: Simplify right side
   527.06x = 1,311,597.56
5. Step 5: Solve for x
   x = 1,311,597.56/527.06
6. Step 6: Final answer
   x = 2,488.50