Finding the Third Proportional to 8,139,285 and 17,693,802

Step by Step Solution

1. Step 1: Write the proportion equation
   8,139,285 : 17,693,802 = 17,693,802 : x
2. Step 2: Convert to fraction form
   8,139,285/17,693,802 = 17,693,802/x
3. Step 3: Cross multiply
   8,139,285x = 17,693,802 × 17,693,802
4. Step 4: Simplify right side
   8,139,285x = 313,070,629,215,204
5. Step 5: Solve for x
   x = 313,070,629,215,204/8,139,285
6. Step 6: Final answer
   x = 38,464,143.87