Finding the Third Proportional to 2,252,992 and 3,490,809

Step by Step Solution

1. Step 1: Write the proportion equation
   2,252,992 : 3,490,809 = 3,490,809 : x
2. Step 2: Convert to fraction form
   2,252,992/3,490,809 = 3,490,809/x
3. Step 3: Cross multiply
   2,252,992x = 3,490,809 × 3,490,809
4. Step 4: Simplify right side
   2,252,992x = 12,185,747,474,481
5. Step 5: Solve for x
   x = 12,185,747,474,481/2,252,992
6. Step 6: Final answer
   x = 5,408,695.40