Finding the Third Proportional to 4,433,638 and 9,530,306

Step by Step Solution

1. Step 1: Write the proportion equation
   4,433,638 : 9,530,306 = 9,530,306 : x
2. Step 2: Convert to fraction form
   4,433,638/9,530,306 = 9,530,306/x
3. Step 3: Cross multiply
   4,433,638x = 9,530,306 × 9,530,306
4. Step 4: Simplify right side
   4,433,638x = 90,826,732,453,636
5. Step 5: Solve for x
   x = 90,826,732,453,636/4,433,638
6. Step 6: Final answer
   x = 20,485,825.06