Finding the Third Proportional to 834,868 and 1,805,864

Step by Step Solution

1. Step 1: Write the proportion equation
   834,868 : 1,805,864 = 1,805,864 : x
2. Step 2: Convert to fraction form
   834,868/1,805,864 = 1,805,864/x
3. Step 3: Cross multiply
   834,868x = 1,805,864 × 1,805,864
4. Step 4: Simplify right side
   834,868x = 3,261,144,786,496
5. Step 5: Solve for x
   x = 3,261,144,786,496/834,868
6. Step 6: Final answer
   x = 3,906,180.12