Finding the Third Proportional to 11,869.50 and 18,452.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,869.50 : 18,452.25 = 18,452.25 : x
2. Step 2: Convert to fraction form
   11,869.50/18,452.25 = 18,452.25/x
3. Step 3: Cross multiply
   11,869.50x = 18,452.25 × 18,452.25
4. Step 4: Simplify right side
   11,869.50x = 340,485,530.06
5. Step 5: Solve for x
   x = 340,485,530.06/11,869.50
6. Step 6: Final answer
   x = 28,685.75