Finding the Third Proportional to 42,150,033,544 and 91,646,427,544

Step by Step Solution

1. Step 1: Write the proportion equation
   42,150,033,544 : 91,646,427,544 = 91,646,427,544 : x
2. Step 2: Convert to fraction form
   42,150,033,544/91,646,427,544 = 91,646,427,544/x
3. Step 3: Cross multiply
   42,150,033,544x = 91,646,427,544 × 91,646,427,544
4. Step 4: Simplify right side
   42,150,033,544x = 8,399,067,681,577,642,229,760
5. Step 5: Solve for x
   x = 8,399,067,681,577,642,229,760/42,150,033,544
6. Step 6: Final answer
   x = 199,265,978,585.99