Finding the Third Proportional to 653,910 and 1,408,004

Step by Step Solution

1. Step 1: Write the proportion equation
   653,910 : 1,408,004 = 1,408,004 : x
2. Step 2: Convert to fraction form
   653,910/1,408,004 = 1,408,004/x
3. Step 3: Cross multiply
   653,910x = 1,408,004 × 1,408,004
4. Step 4: Simplify right side
   653,910x = 1,982,475,264,016
5. Step 5: Solve for x
   x = 1,982,475,264,016/653,910
6. Step 6: Final answer
   x = 3,031,724.95