Finding the Third Proportional to 726,716 and 1,040,250

Step by Step Solution

1. Step 1: Write the proportion equation
   726,716 : 1,040,250 = 1,040,250 : x
2. Step 2: Convert to fraction form
   726,716/1,040,250 = 1,040,250/x
3. Step 3: Cross multiply
   726,716x = 1,040,250 × 1,040,250
4. Step 4: Simplify right side
   726,716x = 1,082,120,062,500
5. Step 5: Solve for x
   x = 1,082,120,062,500/726,716
6. Step 6: Final answer
   x = 1,489,054.96