Finding the Third Proportional to 853,568 and 1,839,456

Step by Step Solution

1. Step 1: Write the proportion equation
   853,568 : 1,839,456 = 1,839,456 : x
2. Step 2: Convert to fraction form
   853,568/1,839,456 = 1,839,456/x
3. Step 3: Cross multiply
   853,568x = 1,839,456 × 1,839,456
4. Step 4: Simplify right side
   853,568x = 3,383,598,375,936
5. Step 5: Solve for x
   x = 3,383,598,375,936/853,568
6. Step 6: Final answer
   x = 3,964,064.23