Finding the Third Proportional to 3,846,056 and 8,206,872

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846,056 : 8,206,872 = 8,206,872 : x
2. Step 2: Convert to fraction form
   3,846,056/8,206,872 = 8,206,872/x
3. Step 3: Cross multiply
   3,846,056x = 8,206,872 × 8,206,872
4. Step 4: Simplify right side
   3,846,056x = 67,352,748,024,384
5. Step 5: Solve for x
   x = 67,352,748,024,384/3,846,056
6. Step 6: Final answer
   x = 17,512,160.00