Finding the Third Proportional to 823,685 and 1,804,834

Step by Step Solution

1. Step 1: Write the proportion equation
   823,685 : 1,804,834 = 1,804,834 : x
2. Step 2: Convert to fraction form
   823,685/1,804,834 = 1,804,834/x
3. Step 3: Cross multiply
   823,685x = 1,804,834 × 1,804,834
4. Step 4: Simplify right side
   823,685x = 3,257,425,767,556
5. Step 5: Solve for x
   x = 3,257,425,767,556/823,685
6. Step 6: Final answer
   x = 3,954,698.42