Finding the Third Proportional to 2,783,361 and 4,309,718

Step by Step Solution

1. Step 1: Write the proportion equation
   2,783,361 : 4,309,718 = 4,309,718 : x
2. Step 2: Convert to fraction form
   2,783,361/4,309,718 = 4,309,718/x
3. Step 3: Cross multiply
   2,783,361x = 4,309,718 × 4,309,718
4. Step 4: Simplify right side
   2,783,361x = 18,573,669,239,524
5. Step 5: Solve for x
   x = 18,573,669,239,524/2,783,361
6. Step 6: Final answer
   x = 6,673,108.25