Finding the Third Proportional to 8,205,810 and 17,856,498

Step by Step Solution

1. Step 1: Write the proportion equation
   8,205,810 : 17,856,498 = 17,856,498 : x
2. Step 2: Convert to fraction form
   8,205,810/17,856,498 = 17,856,498/x
3. Step 3: Cross multiply
   8,205,810x = 17,856,498 × 17,856,498
4. Step 4: Simplify right side
   8,205,810x = 318,854,520,824,004
5. Step 5: Solve for x
   x = 318,854,520,824,004/8,205,810
6. Step 6: Final answer
   x = 38,857,165.94