Finding the Third Proportional to 437,820 and 714,834

Step by Step Solution

1. Step 1: Write the proportion equation
   437,820 : 714,834 = 714,834 : x
2. Step 2: Convert to fraction form
   437,820/714,834 = 714,834/x
3. Step 3: Cross multiply
   437,820x = 714,834 × 714,834
4. Step 4: Simplify right side
   437,820x = 510,987,647,556
5. Step 5: Solve for x
   x = 510,987,647,556/437,820
6. Step 6: Final answer
   x = 1,167,118.10