Finding the Third Proportional to 4,073,772 and 8,930,976

Step by Step Solution

1. Step 1: Write the proportion equation
   4,073,772 : 8,930,976 = 8,930,976 : x
2. Step 2: Convert to fraction form
   4,073,772/8,930,976 = 8,930,976/x
3. Step 3: Cross multiply
   4,073,772x = 8,930,976 × 8,930,976
4. Step 4: Simplify right side
   4,073,772x = 79,762,332,312,576
5. Step 5: Solve for x
   x = 79,762,332,312,576/4,073,772
6. Step 6: Final answer
   x = 19,579,478.75