Finding the Third Proportional to 3,853,960 and 8,394,272

Step by Step Solution

1. Step 1: Write the proportion equation
   3,853,960 : 8,394,272 = 8,394,272 : x
2. Step 2: Convert to fraction form
   3,853,960/8,394,272 = 8,394,272/x
3. Step 3: Cross multiply
   3,853,960x = 8,394,272 × 8,394,272
4. Step 4: Simplify right side
   3,853,960x = 70,463,802,409,984
5. Step 5: Solve for x
   x = 70,463,802,409,984/3,853,960
6. Step 6: Final answer
   x = 18,283,480.47