Finding the Third Proportional to 42,446,208 and 91,669,824

Step by Step Solution

1. Step 1: Write the proportion equation
   42,446,208 : 91,669,824 = 91,669,824 : x
2. Step 2: Convert to fraction form
   42,446,208/91,669,824 = 91,669,824/x
3. Step 3: Cross multiply
   42,446,208x = 91,669,824 × 91,669,824
4. Step 4: Simplify right side
   42,446,208x = 8,403,356,632,190,976
5. Step 5: Solve for x
   x = 8,403,356,632,190,976/42,446,208
6. Step 6: Final answer
   x = 197,976,616.24