Finding the Third Proportional to 404,728 and 593,970

Step by Step Solution

1. Step 1: Write the proportion equation
   404,728 : 593,970 = 593,970 : x
2. Step 2: Convert to fraction form
   404,728/593,970 = 593,970/x
3. Step 3: Cross multiply
   404,728x = 593,970 × 593,970
4. Step 4: Simplify right side
   404,728x = 352,800,360,900
5. Step 5: Solve for x
   x = 352,800,360,900/404,728
6. Step 6: Final answer
   x = 871,697.44