Finding the Third Proportional to 404,082 and 627,399

Step by Step Solution

1. Step 1: Write the proportion equation
   404,082 : 627,399 = 627,399 : x
2. Step 2: Convert to fraction form
   404,082/627,399 = 627,399/x
3. Step 3: Cross multiply
   404,082x = 627,399 × 627,399
4. Step 4: Simplify right side
   404,082x = 393,629,505,201
5. Step 5: Solve for x
   x = 393,629,505,201/404,082
6. Step 6: Final answer
   x = 974,132.74