Finding the Third Proportional to 3,855,892 and 8,468,304

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,892 : 8,468,304 = 8,468,304 : x
2. Step 2: Convert to fraction form
   3,855,892/8,468,304 = 8,468,304/x
3. Step 3: Cross multiply
   3,855,892x = 8,468,304 × 8,468,304
4. Step 4: Simplify right side
   3,855,892x = 71,712,172,636,416
5. Step 5: Solve for x
   x = 71,712,172,636,416/3,855,892
6. Step 6: Final answer
   x = 18,598,076.04