Finding the Third Proportional to 4,433,949 and 9,530,910

Step by Step Solution

1. Step 1: Write the proportion equation
   4,433,949 : 9,530,910 = 9,530,910 : x
2. Step 2: Convert to fraction form
   4,433,949/9,530,910 = 9,530,910/x
3. Step 3: Cross multiply
   4,433,949x = 9,530,910 × 9,530,910
4. Step 4: Simplify right side
   4,433,949x = 90,838,245,428,100
5. Step 5: Solve for x
   x = 90,838,245,428,100/4,433,949
6. Step 6: Final answer
   x = 20,486,984.72