Finding the Third Proportional to 823,957 and 1,805,009

Step by Step Solution

1. Step 1: Write the proportion equation
   823,957 : 1,805,009 = 1,805,009 : x
2. Step 2: Convert to fraction form
   823,957/1,805,009 = 1,805,009/x
3. Step 3: Cross multiply
   823,957x = 1,805,009 × 1,805,009
4. Step 4: Simplify right side
   823,957x = 3,258,057,490,081
5. Step 5: Solve for x
   x = 3,258,057,490,081/823,957
6. Step 6: Final answer
   x = 3,954,159.61