Finding the Third Proportional to 3,039,772 and 4,743,689

Step by Step Solution

1. Step 1: Write the proportion equation
   3,039,772 : 4,743,689 = 4,743,689 : x
2. Step 2: Convert to fraction form
   3,039,772/4,743,689 = 4,743,689/x
3. Step 3: Cross multiply
   3,039,772x = 4,743,689 × 4,743,689
4. Step 4: Simplify right side
   3,039,772x = 22,502,585,328,721
5. Step 5: Solve for x
   x = 22,502,585,328,721/3,039,772
6. Step 6: Final answer
   x = 7,402,721.43