Finding the Third Proportional to 404,853 and 605,049

Step by Step Solution

1. Step 1: Write the proportion equation
   404,853 : 605,049 = 605,049 : x
2. Step 2: Convert to fraction form
   404,853/605,049 = 605,049/x
3. Step 3: Cross multiply
   404,853x = 605,049 × 605,049
4. Step 4: Simplify right side
   404,853x = 366,084,292,401
5. Step 5: Solve for x
   x = 366,084,292,401/404,853
6. Step 6: Final answer
   x = 904,240.04