Finding the Third Proportional to 3,328,931 and 7,163,469

Step by Step Solution

1. Step 1: Write the proportion equation
   3,328,931 : 7,163,469 = 7,163,469 : x
2. Step 2: Convert to fraction form
   3,328,931/7,163,469 = 7,163,469/x
3. Step 3: Cross multiply
   3,328,931x = 7,163,469 × 7,163,469
4. Step 4: Simplify right side
   3,328,931x = 51,315,288,113,961
5. Step 5: Solve for x
   x = 51,315,288,113,961/3,328,931
6. Step 6: Final answer
   x = 15,414,944.95