Finding the Third Proportional to 1,813,838 and 3,954,266

Step by Step Solution

1. Step 1: Write the proportion equation
   1,813,838 : 3,954,266 = 3,954,266 : x
2. Step 2: Convert to fraction form
   1,813,838/3,954,266 = 3,954,266/x
3. Step 3: Cross multiply
   1,813,838x = 3,954,266 × 3,954,266
4. Step 4: Simplify right side
   1,813,838x = 15,636,219,598,756
5. Step 5: Solve for x
   x = 15,636,219,598,756/1,813,838
6. Step 6: Final answer
   x = 8,620,516.05