Finding the Third Proportional to 3,605,014 and 7,721,768

Step by Step Solution

1. Step 1: Write the proportion equation
   3,605,014 : 7,721,768 = 7,721,768 : x
2. Step 2: Convert to fraction form
   3,605,014/7,721,768 = 7,721,768/x
3. Step 3: Cross multiply
   3,605,014x = 7,721,768 × 7,721,768
4. Step 4: Simplify right side
   3,605,014x = 59,625,701,045,824
5. Step 5: Solve for x
   x = 59,625,701,045,824/3,605,014
6. Step 6: Final answer
   x = 16,539,658.67