Finding the Third Proportional to 13,089.96 and 18,507.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,089.96 : 18,507.27 = 18,507.27 : x
2. Step 2: Convert to fraction form
   13,089.96/18,507.27 = 18,507.27/x
3. Step 3: Cross multiply
   13,089.96x = 18,507.27 × 18,507.27
4. Step 4: Simplify right side
   13,089.96x = 342,519,188.16
5. Step 5: Solve for x
   x = 342,519,188.16/13,089.96
6. Step 6: Final answer
   x = 26,166.55