Finding the Third Proportional to 2,998,540 and 4,273,521

Step by Step Solution

1. Step 1: Write the proportion equation
   2,998,540 : 4,273,521 = 4,273,521 : x
2. Step 2: Convert to fraction form
   2,998,540/4,273,521 = 4,273,521/x
3. Step 3: Cross multiply
   2,998,540x = 4,273,521 × 4,273,521
4. Step 4: Simplify right side
   2,998,540x = 18,262,981,737,441
5. Step 5: Solve for x
   x = 18,262,981,737,441/2,998,540
6. Step 6: Final answer
   x = 6,090,624.68