Finding the Third Proportional to 3,840,084 and 8,403,336

Step by Step Solution

1. Step 1: Write the proportion equation
   3,840,084 : 8,403,336 = 8,403,336 : x
2. Step 2: Convert to fraction form
   3,840,084/8,403,336 = 8,403,336/x
3. Step 3: Cross multiply
   3,840,084x = 8,403,336 × 8,403,336
4. Step 4: Simplify right side
   3,840,084x = 70,616,055,928,896
5. Step 5: Solve for x
   x = 70,616,055,928,896/3,840,084
6. Step 6: Final answer
   x = 18,389,195.63