Finding the Third Proportional to 839,394 and 1,798,456

Step by Step Solution

1. Step 1: Write the proportion equation
   839,394 : 1,798,456 = 1,798,456 : x
2. Step 2: Convert to fraction form
   839,394/1,798,456 = 1,798,456/x
3. Step 3: Cross multiply
   839,394x = 1,798,456 × 1,798,456
4. Step 4: Simplify right side
   839,394x = 3,234,443,983,936
5. Step 5: Solve for x
   x = 3,234,443,983,936/839,394
6. Step 6: Final answer
   x = 3,853,308.44