Finding the Third Proportional to 3,039,354 and 4,621,689

Step by Step Solution

1. Step 1: Write the proportion equation
   3,039,354 : 4,621,689 = 4,621,689 : x
2. Step 2: Convert to fraction form
   3,039,354/4,621,689 = 4,621,689/x
3. Step 3: Cross multiply
   3,039,354x = 4,621,689 × 4,621,689
4. Step 4: Simplify right side
   3,039,354x = 21,360,009,212,721
5. Step 5: Solve for x
   x = 21,360,009,212,721/3,039,354
6. Step 6: Final answer
   x = 7,027,812.23