Finding the Third Proportional to 853,944 and 1,839,846

Step by Step Solution

1. Step 1: Write the proportion equation
   853,944 : 1,839,846 = 1,839,846 : x
2. Step 2: Convert to fraction form
   853,944/1,839,846 = 1,839,846/x
3. Step 3: Cross multiply
   853,944x = 1,839,846 × 1,839,846
4. Step 4: Simplify right side
   853,944x = 3,385,033,303,716
5. Step 5: Solve for x
   x = 3,385,033,303,716/853,944
6. Step 6: Final answer
   x = 3,963,999.17