Finding the Third Proportional to 19,734,431,886 and 42,614,189,958

Step by Step Solution

1. Step 1: Write the proportion equation
   19,734,431,886 : 42,614,189,958 = 42,614,189,958 : x
2. Step 2: Convert to fraction form
   19,734,431,886/42,614,189,958 = 42,614,189,958/x
3. Step 3: Cross multiply
   19,734,431,886x = 42,614,189,958 × 42,614,189,958
4. Step 4: Simplify right side
   19,734,431,886x = 1,815,969,185,776,508,076,032
5. Step 5: Solve for x
   x = 1,815,969,185,776,508,076,032/19,734,431,886
6. Step 6: Final answer
   x = 92,020,342,732.28