Finding the Third Proportional to 16,139.25 and 23,245.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,139.25 : 23,245.31 = 23,245.31 : x
2. Step 2: Convert to fraction form
   16,139.25/23,245.31 = 23,245.31/x
3. Step 3: Cross multiply
   16,139.25x = 23,245.31 × 23,245.31
4. Step 4: Simplify right side
   16,139.25x = 540,344,553.22
5. Step 5: Solve for x
   x = 540,344,553.22/16,139.25
6. Step 6: Final answer
   x = 33,480.15