Finding the Third Proportional to 39,987,475,697 and 83,284,691,238

Step by Step Solution

1. Step 1: Write the proportion equation
   39,987,475,697 : 83,284,691,238 = 83,284,691,238 : x
2. Step 2: Convert to fraction form
   39,987,475,697/83,284,691,238 = 83,284,691,238/x
3. Step 3: Cross multiply
   39,987,475,697x = 83,284,691,238 × 83,284,691,238
4. Step 4: Simplify right side
   39,987,475,697x = 6,936,339,794,608,994,123,776
5. Step 5: Solve for x
   x = 6,936,339,794,608,994,123,776/39,987,475,697
6. Step 6: Final answer
   x = 173,462,807,384.20