Finding the Third Proportional to 8,351.23 and 19,711.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,351.23 : 19,711.48 = 19,711.48 : x
2. Step 2: Convert to fraction form
   8,351.23/19,711.48 = 19,711.48/x
3. Step 3: Cross multiply
   8,351.23x = 19,711.48 × 19,711.48
4. Step 4: Simplify right side
   8,351.23x = 388,542,308.27
5. Step 5: Solve for x
   x = 388,542,308.27/8,351.23
6. Step 6: Final answer
   x = 46,525.18