Finding the Third Proportional to 4,450,464 and 9,530,778

Step by Step Solution

1. Step 1: Write the proportion equation
   4,450,464 : 9,530,778 = 9,530,778 : x
2. Step 2: Convert to fraction form
   4,450,464/9,530,778 = 9,530,778/x
3. Step 3: Cross multiply
   4,450,464x = 9,530,778 × 9,530,778
4. Step 4: Simplify right side
   4,450,464x = 90,835,729,285,284
5. Step 5: Solve for x
   x = 90,835,729,285,284/4,450,464
6. Step 6: Final answer
   x = 20,410,395.25