Finding the Third Proportional to 653,908 and 1,408,000

Step by Step Solution

1. Step 1: Write the proportion equation
   653,908 : 1,408,000 = 1,408,000 : x
2. Step 2: Convert to fraction form
   653,908/1,408,000 = 1,408,000/x
3. Step 3: Cross multiply
   653,908x = 1,408,000 × 1,408,000
4. Step 4: Simplify right side
   653,908x = 1,982,464,000,000
5. Step 5: Solve for x
   x = 1,982,464,000,000/653,908
6. Step 6: Final answer
   x = 3,031,717.00