Finding the Third Proportional to 906,338 and 2,116,805

Step by Step Solution

1. Step 1: Write the proportion equation
   906,338 : 2,116,805 = 2,116,805 : x
2. Step 2: Convert to fraction form
   906,338/2,116,805 = 2,116,805/x
3. Step 3: Cross multiply
   906,338x = 2,116,805 × 2,116,805
4. Step 4: Simplify right side
   906,338x = 4,480,863,408,025
5. Step 5: Solve for x
   x = 4,480,863,408,025/906,338
6. Step 6: Final answer
   x = 4,943,920.93