Finding the Third Proportional to 12,141.50 and 18,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,141.50 : 18,323.50 = 18,323.50 : x
2. Step 2: Convert to fraction form
   12,141.50/18,323.50 = 18,323.50/x
3. Step 3: Cross multiply
   12,141.50x = 18,323.50 × 18,323.50
4. Step 4: Simplify right side
   12,141.50x = 335,750,652.25
5. Step 5: Solve for x
   x = 335,750,652.25/12,141.50
6. Step 6: Final answer
   x = 27,653.14