Finding the Third Proportional to 2,942,609 and 4,499,451

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942,609 : 4,499,451 = 4,499,451 : x
2. Step 2: Convert to fraction form
   2,942,609/4,499,451 = 4,499,451/x
3. Step 3: Cross multiply
   2,942,609x = 4,499,451 × 4,499,451
4. Step 4: Simplify right side
   2,942,609x = 20,245,059,301,401
5. Step 5: Solve for x
   x = 20,245,059,301,401/2,942,609
6. Step 6: Final answer
   x = 6,879,969.20