Finding the Third Proportional to 823,676 and 1,804,816

Step by Step Solution

1. Step 1: Write the proportion equation
   823,676 : 1,804,816 = 1,804,816 : x
2. Step 2: Convert to fraction form
   823,676/1,804,816 = 1,804,816/x
3. Step 3: Cross multiply
   823,676x = 1,804,816 × 1,804,816
4. Step 4: Simplify right side
   823,676x = 3,257,360,793,856
5. Step 5: Solve for x
   x = 3,257,360,793,856/823,676
6. Step 6: Final answer
   x = 3,954,662.75