Finding the Third Proportional to 2,005,760 and 4,177,408

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,760 : 4,177,408 = 4,177,408 : x
2. Step 2: Convert to fraction form
   2,005,760/4,177,408 = 4,177,408/x
3. Step 3: Cross multiply
   2,005,760x = 4,177,408 × 4,177,408
4. Step 4: Simplify right side
   2,005,760x = 17,450,737,598,464
5. Step 5: Solve for x
   x = 17,450,737,598,464/2,005,760
6. Step 6: Final answer
   x = 8,700,311.90