Finding the Third Proportional to 400,947 and 835,065

Step by Step Solution

1. Step 1: Write the proportion equation
   400,947 : 835,065 = 835,065 : x
2. Step 2: Convert to fraction form
   400,947/835,065 = 835,065/x
3. Step 3: Cross multiply
   400,947x = 835,065 × 835,065
4. Step 4: Simplify right side
   400,947x = 697,333,554,225
5. Step 5: Solve for x
   x = 697,333,554,225/400,947
6. Step 6: Final answer
   x = 1,739,216.29