Finding the Third Proportional to 2,100,077 and 4,580,287

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,077 : 4,580,287 = 4,580,287 : x
2. Step 2: Convert to fraction form
   2,100,077/4,580,287 = 4,580,287/x
3. Step 3: Cross multiply
   2,100,077x = 4,580,287 × 4,580,287
4. Step 4: Simplify right side
   2,100,077x = 20,979,029,002,369
5. Step 5: Solve for x
   x = 20,979,029,002,369/2,100,077
6. Step 6: Final answer
   x = 9,989,647.52