Finding the Third Proportional to 4,431,998 and 9,526,030

Step by Step Solution

1. Step 1: Write the proportion equation
   4,431,998 : 9,526,030 = 9,526,030 : x
2. Step 2: Convert to fraction form
   4,431,998/9,526,030 = 9,526,030/x
3. Step 3: Cross multiply
   4,431,998x = 9,526,030 × 9,526,030
4. Step 4: Simplify right side
   4,431,998x = 90,745,247,560,900
5. Step 5: Solve for x
   x = 90,745,247,560,900/4,431,998
6. Step 6: Final answer
   x = 20,475,019.97