Finding the Third Proportional to 853,938 and 1,839,834

Step by Step Solution

1. Step 1: Write the proportion equation
   853,938 : 1,839,834 = 1,839,834 : x
2. Step 2: Convert to fraction form
   853,938/1,839,834 = 1,839,834/x
3. Step 3: Cross multiply
   853,938x = 1,839,834 × 1,839,834
4. Step 4: Simplify right side
   853,938x = 3,384,989,147,556
5. Step 5: Solve for x
   x = 3,384,989,147,556/853,938
6. Step 6: Final answer
   x = 3,963,975.31