Finding the Third Proportional to 2,648,992 and 4,100,820

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648,992 : 4,100,820 = 4,100,820 : x
2. Step 2: Convert to fraction form
   2,648,992/4,100,820 = 4,100,820/x
3. Step 3: Cross multiply
   2,648,992x = 4,100,820 × 4,100,820
4. Step 4: Simplify right side
   2,648,992x = 16,816,724,672,400
5. Step 5: Solve for x
   x = 16,816,724,672,400/2,648,992
6. Step 6: Final answer
   x = 6,348,348.61