Finding the Third Proportional to 404,730 and 584,718

Step by Step Solution

1. Step 1: Write the proportion equation
   404,730 : 584,718 = 584,718 : x
2. Step 2: Convert to fraction form
   404,730/584,718 = 584,718/x
3. Step 3: Cross multiply
   404,730x = 584,718 × 584,718
4. Step 4: Simplify right side
   404,730x = 341,895,139,524
5. Step 5: Solve for x
   x = 341,895,139,524/404,730
6. Step 6: Final answer
   x = 844,748.70