Finding the Third Proportional to 839,954 and 1,843,216

Step by Step Solution

1. Step 1: Write the proportion equation
   839,954 : 1,843,216 = 1,843,216 : x
2. Step 2: Convert to fraction form
   839,954/1,843,216 = 1,843,216/x
3. Step 3: Cross multiply
   839,954x = 1,843,216 × 1,843,216
4. Step 4: Simplify right side
   839,954x = 3,397,445,222,656
5. Step 5: Solve for x
   x = 3,397,445,222,656/839,954
6. Step 6: Final answer
   x = 4,044,799.15