Finding the Third Proportional to 451,228 and 752,010

Step by Step Solution

1. Step 1: Write the proportion equation
   451,228 : 752,010 = 752,010 : x
2. Step 2: Convert to fraction form
   451,228/752,010 = 752,010/x
3. Step 3: Cross multiply
   451,228x = 752,010 × 752,010
4. Step 4: Simplify right side
   451,228x = 565,519,040,100
5. Step 5: Solve for x
   x = 565,519,040,100/451,228
6. Step 6: Final answer
   x = 1,253,288.89