Finding the Third Proportional to 1,199,408 and 2,576,668

Step by Step Solution

1. Step 1: Write the proportion equation
   1,199,408 : 2,576,668 = 2,576,668 : x
2. Step 2: Convert to fraction form
   1,199,408/2,576,668 = 2,576,668/x
3. Step 3: Cross multiply
   1,199,408x = 2,576,668 × 2,576,668
4. Step 4: Simplify right side
   1,199,408x = 6,639,217,982,224
5. Step 5: Solve for x
   x = 6,639,217,982,224/1,199,408
6. Step 6: Final answer
   x = 5,535,412.46