Finding the Third Proportional to 42,014,172 and 91,198,824

Step by Step Solution

1. Step 1: Write the proportion equation
   42,014,172 : 91,198,824 = 91,198,824 : x
2. Step 2: Convert to fraction form
   42,014,172/91,198,824 = 91,198,824/x
3. Step 3: Cross multiply
   42,014,172x = 91,198,824 × 91,198,824
4. Step 4: Simplify right side
   42,014,172x = 8,317,225,498,982,976
5. Step 5: Solve for x
   x = 8,317,225,498,982,976/42,014,172
6. Step 6: Final answer
   x = 197,962,380.38