Finding the Third Proportional to 322,716 and 701,404

Step by Step Solution

1. Step 1: Write the proportion equation
   322,716 : 701,404 = 701,404 : x
2. Step 2: Convert to fraction form
   322,716/701,404 = 701,404/x
3. Step 3: Cross multiply
   322,716x = 701,404 × 701,404
4. Step 4: Simplify right side
   322,716x = 491,967,571,216
5. Step 5: Solve for x
   x = 491,967,571,216/322,716
6. Step 6: Final answer
   x = 1,524,459.81