Finding the Third Proportional to 10,818.56 and 16,448.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,818.56 : 16,448.06 = 16,448.06 : x
2. Step 2: Convert to fraction form
   10,818.56/16,448.06 = 16,448.06/x
3. Step 3: Cross multiply
   10,818.56x = 16,448.06 × 16,448.06
4. Step 4: Simplify right side
   10,818.56x = 270,538,760.00
5. Step 5: Solve for x
   x = 270,538,760.00/10,818.56
6. Step 6: Final answer
   x = 25,006.90