Finding the Third Proportional to 11,255.06 and 16,819.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,255.06 : 16,819.31 = 16,819.31 : x
2. Step 2: Convert to fraction form
   11,255.06/16,819.31 = 16,819.31/x
3. Step 3: Cross multiply
   11,255.06x = 16,819.31 × 16,819.31
4. Step 4: Simplify right side
   11,255.06x = 282,889,272.97
5. Step 5: Solve for x
   x = 282,889,272.97/11,255.06
6. Step 6: Final answer
   x = 25,134.40