Finding the Third Proportional to 13,209.75 and 18,167.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,209.75 : 18,167.63 = 18,167.63 : x
2. Step 2: Convert to fraction form
   13,209.75/18,167.63 = 18,167.63/x
3. Step 3: Cross multiply
   13,209.75x = 18,167.63 × 18,167.63
4. Step 4: Simplify right side
   13,209.75x = 330,062,598.14
5. Step 5: Solve for x
   x = 330,062,598.14/13,209.75
6. Step 6: Final answer
   x = 24,986.29