Finding the Third Proportional to 300,897 and 660,834

Step by Step Solution

1. Step 1: Write the proportion equation
   300,897 : 660,834 = 660,834 : x
2. Step 2: Convert to fraction form
   300,897/660,834 = 660,834/x
3. Step 3: Cross multiply
   300,897x = 660,834 × 660,834
4. Step 4: Simplify right side
   300,897x = 436,701,575,556
5. Step 5: Solve for x
   x = 436,701,575,556/300,897
6. Step 6: Final answer
   x = 1,451,332.43