Finding the Third Proportional to 1,268,296 and 2,641,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,296 : 2,641,568 = 2,641,568 : x
2. Step 2: Convert to fraction form
   1,268,296/2,641,568 = 2,641,568/x
3. Step 3: Cross multiply
   1,268,296x = 2,641,568 × 2,641,568
4. Step 4: Simplify right side
   1,268,296x = 6,977,881,498,624
5. Step 5: Solve for x
   x = 6,977,881,498,624/1,268,296
6. Step 6: Final answer
   x = 5,501,776.79