Finding the Third Proportional to 404,772 and 584,771

Step by Step Solution

1. Step 1: Write the proportion equation
   404,772 : 584,771 = 584,771 : x
2. Step 2: Convert to fraction form
   404,772/584,771 = 584,771/x
3. Step 3: Cross multiply
   404,772x = 584,771 × 584,771
4. Step 4: Simplify right side
   404,772x = 341,957,122,441
5. Step 5: Solve for x
   x = 341,957,122,441/404,772
6. Step 6: Final answer
   x = 844,814.17