Finding the Third Proportional to 404,508 and 879,592

Step by Step Solution

1. Step 1: Write the proportion equation
   404,508 : 879,592 = 879,592 : x
2. Step 2: Convert to fraction form
   404,508/879,592 = 879,592/x
3. Step 3: Cross multiply
   404,508x = 879,592 × 879,592
4. Step 4: Simplify right side
   404,508x = 773,682,086,464
5. Step 5: Solve for x
   x = 773,682,086,464/404,508
6. Step 6: Final answer
   x = 1,912,649.65