Finding the Third Proportional to 458,790 and 1,079,568

Step by Step Solution

1. Step 1: Write the proportion equation
   458,790 : 1,079,568 = 1,079,568 : x
2. Step 2: Convert to fraction form
   458,790/1,079,568 = 1,079,568/x
3. Step 3: Cross multiply
   458,790x = 1,079,568 × 1,079,568
4. Step 4: Simplify right side
   458,790x = 1,165,467,066,624
5. Step 5: Solve for x
   x = 1,165,467,066,624/458,790
6. Step 6: Final answer
   x = 2,540,306.17