Finding the Third Proportional to 1,268,742 and 2,662,036

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,742 : 2,662,036 = 2,662,036 : x
2. Step 2: Convert to fraction form
   1,268,742/2,662,036 = 2,662,036/x
3. Step 3: Cross multiply
   1,268,742x = 2,662,036 × 2,662,036
4. Step 4: Simplify right side
   1,268,742x = 7,086,435,665,296
5. Step 5: Solve for x
   x = 7,086,435,665,296/1,268,742
6. Step 6: Final answer
   x = 5,585,403.23