Finding the Third Proportional to 1,005,876 and 2,168,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,876 : 2,168,568 = 2,168,568 : x
2. Step 2: Convert to fraction form
   1,005,876/2,168,568 = 2,168,568/x
3. Step 3: Cross multiply
   1,005,876x = 2,168,568 × 2,168,568
4. Step 4: Simplify right side
   1,005,876x = 4,702,687,170,624
5. Step 5: Solve for x
   x = 4,702,687,170,624/1,005,876
6. Step 6: Final answer
   x = 4,675,215.60