Finding the Third Proportional to 4,505,949 and 9,384,660

Step by Step Solution

1. Step 1: Write the proportion equation
   4,505,949 : 9,384,660 = 9,384,660 : x
2. Step 2: Convert to fraction form
   4,505,949/9,384,660 = 9,384,660/x
3. Step 3: Cross multiply
   4,505,949x = 9,384,660 × 9,384,660
4. Step 4: Simplify right side
   4,505,949x = 88,071,843,315,600
5. Step 5: Solve for x
   x = 88,071,843,315,600/4,505,949
6. Step 6: Final answer
   x = 19,545,681.35