Finding the Third Proportional to 19,978,708 and 43,067,384

Step by Step Solution

1. Step 1: Write the proportion equation
   19,978,708 : 43,067,384 = 43,067,384 : x
2. Step 2: Convert to fraction form
   19,978,708/43,067,384 = 43,067,384/x
3. Step 3: Cross multiply
   19,978,708x = 43,067,384 × 43,067,384
4. Step 4: Simplify right side
   19,978,708x = 1,854,799,564,603,456
5. Step 5: Solve for x
   x = 1,854,799,564,603,456/19,978,708
6. Step 6: Final answer
   x = 92,838,814.43