Finding the Third Proportional to 1,363,208 and 2,116,734

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363,208 : 2,116,734 = 2,116,734 : x
2. Step 2: Convert to fraction form
   1,363,208/2,116,734 = 2,116,734/x
3. Step 3: Cross multiply
   1,363,208x = 2,116,734 × 2,116,734
4. Step 4: Simplify right side
   1,363,208x = 4,480,562,826,756
5. Step 5: Solve for x
   x = 4,480,562,826,756/1,363,208
6. Step 6: Final answer
   x = 3,286,778.56