Finding the Third Proportional to 13,959.21 and 18,273.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,959.21 : 18,273.41 = 18,273.41 : x
2. Step 2: Convert to fraction form
   13,959.21/18,273.41 = 18,273.41/x
3. Step 3: Cross multiply
   13,959.21x = 18,273.41 × 18,273.41
4. Step 4: Simplify right side
   13,959.21x = 333,917,518.74
5. Step 5: Solve for x
   x = 333,917,518.74/13,959.21
6. Step 6: Final answer
   x = 23,920.95