Finding the Third Proportional to 4,238,954 and 9,286,004

Step by Step Solution

1. Step 1: Write the proportion equation
   4,238,954 : 9,286,004 = 9,286,004 : x
2. Step 2: Convert to fraction form
   4,238,954/9,286,004 = 9,286,004/x
3. Step 3: Cross multiply
   4,238,954x = 9,286,004 × 9,286,004
4. Step 4: Simplify right side
   4,238,954x = 86,229,870,288,016
5. Step 5: Solve for x
   x = 86,229,870,288,016/4,238,954
6. Step 6: Final answer
   x = 20,342,251.95