Finding the Third Proportional to 4,450,458 and 9,530,766

Step by Step Solution

1. Step 1: Write the proportion equation
   4,450,458 : 9,530,766 = 9,530,766 : x
2. Step 2: Convert to fraction form
   4,450,458/9,530,766 = 9,530,766/x
3. Step 3: Cross multiply
   4,450,458x = 9,530,766 × 9,530,766
4. Step 4: Simplify right side
   4,450,458x = 90,835,500,546,756
5. Step 5: Solve for x
   x = 90,835,500,546,756/4,450,458
6. Step 6: Final answer
   x = 20,410,371.37