Finding the Third Proportional to 2,099,779 and 4,496,972

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,779 : 4,496,972 = 4,496,972 : x
2. Step 2: Convert to fraction form
   2,099,779/4,496,972 = 4,496,972/x
3. Step 3: Cross multiply
   2,099,779x = 4,496,972 × 4,496,972
4. Step 4: Simplify right side
   2,099,779x = 20,222,757,168,784
5. Step 5: Solve for x
   x = 20,222,757,168,784/2,099,779
6. Step 6: Final answer
   x = 9,630,897.90