Finding the Third Proportional to 1,289,105 and 2,764,738

Step by Step Solution

1. Step 1: Write the proportion equation
   1,289,105 : 2,764,738 = 2,764,738 : x
2. Step 2: Convert to fraction form
   1,289,105/2,764,738 = 2,764,738/x
3. Step 3: Cross multiply
   1,289,105x = 2,764,738 × 2,764,738
4. Step 4: Simplify right side
   1,289,105x = 7,643,776,208,644
5. Step 5: Solve for x
   x = 7,643,776,208,644/1,289,105
6. Step 6: Final answer
   x = 5,929,521.81