Finding the Third Proportional to 1,242,999 and 1,940,049

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,999 : 1,940,049 = 1,940,049 : x
2. Step 2: Convert to fraction form
   1,242,999/1,940,049 = 1,940,049/x
3. Step 3: Cross multiply
   1,242,999x = 1,940,049 × 1,940,049
4. Step 4: Simplify right side
   1,242,999x = 3,763,790,122,401
5. Step 5: Solve for x
   x = 3,763,790,122,401/1,242,999
6. Step 6: Final answer
   x = 3,027,991.27