Finding the Third Proportional to 2,005,242 and 4,175,718

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,242 : 4,175,718 = 4,175,718 : x
2. Step 2: Convert to fraction form
   2,005,242/4,175,718 = 4,175,718/x
3. Step 3: Cross multiply
   2,005,242x = 4,175,718 × 4,175,718
4. Step 4: Simplify right side
   2,005,242x = 17,436,620,815,524
5. Step 5: Solve for x
   x = 17,436,620,815,524/2,005,242
6. Step 6: Final answer
   x = 8,695,519.45