Finding the Third Proportional to 3,846,042 and 8,206,839

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846,042 : 8,206,839 = 8,206,839 : x
2. Step 2: Convert to fraction form
   3,846,042/8,206,839 = 8,206,839/x
3. Step 3: Cross multiply
   3,846,042x = 8,206,839 × 8,206,839
4. Step 4: Simplify right side
   3,846,042x = 67,352,206,371,921
5. Step 5: Solve for x
   x = 67,352,206,371,921/3,846,042
6. Step 6: Final answer
   x = 17,512,082.91