Finding the Third Proportional to 16,721,268 and 25,842,824

Step by Step Solution

1. Step 1: Write the proportion equation
   16,721,268 : 25,842,824 = 25,842,824 : x
2. Step 2: Convert to fraction form
   16,721,268/25,842,824 = 25,842,824/x
3. Step 3: Cross multiply
   16,721,268x = 25,842,824 × 25,842,824
4. Step 4: Simplify right side
   16,721,268x = 667,851,552,294,976
5. Step 5: Solve for x
   x = 667,851,552,294,976/16,721,268
6. Step 6: Final answer
   x = 39,940,245.70