Finding the Third Proportional to 3,392,729 and 7,383,878

Step by Step Solution

1. Step 1: Write the proportion equation
   3,392,729 : 7,383,878 = 7,383,878 : x
2. Step 2: Convert to fraction form
   3,392,729/7,383,878 = 7,383,878/x
3. Step 3: Cross multiply
   3,392,729x = 7,383,878 × 7,383,878
4. Step 4: Simplify right side
   3,392,729x = 54,521,654,318,884
5. Step 5: Solve for x
   x = 54,521,654,318,884/3,392,729
6. Step 6: Final answer
   x = 16,070,147.16