Finding the Third Proportional to 4,450,439 and 9,530,734

Step by Step Solution

1. Step 1: Write the proportion equation
   4,450,439 : 9,530,734 = 9,530,734 : x
2. Step 2: Convert to fraction form
   4,450,439/9,530,734 = 9,530,734/x
3. Step 3: Cross multiply
   4,450,439x = 9,530,734 × 9,530,734
4. Step 4: Simplify right side
   4,450,439x = 90,834,890,578,756
5. Step 5: Solve for x
   x = 90,834,890,578,756/4,450,439
6. Step 6: Final answer
   x = 20,410,321.45