Finding the Third Proportional to 815,862 and 1,743,828

Step by Step Solution

1. Step 1: Write the proportion equation
   815,862 : 1,743,828 = 1,743,828 : x
2. Step 2: Convert to fraction form
   815,862/1,743,828 = 1,743,828/x
3. Step 3: Cross multiply
   815,862x = 1,743,828 × 1,743,828
4. Step 4: Simplify right side
   815,862x = 3,040,936,093,584
5. Step 5: Solve for x
   x = 3,040,936,093,584/815,862
6. Step 6: Final answer
   x = 3,727,267.72