Finding the Third Proportional to 1,268,766 and 2,789,888

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,766 : 2,789,888 = 2,789,888 : x
2. Step 2: Convert to fraction form
   1,268,766/2,789,888 = 2,789,888/x
3. Step 3: Cross multiply
   1,268,766x = 2,789,888 × 2,789,888
4. Step 4: Simplify right side
   1,268,766x = 7,783,475,052,544
5. Step 5: Solve for x
   x = 7,783,475,052,544/1,268,766
6. Step 6: Final answer
   x = 6,134,681.30