Finding the Third Proportional to 18,360 and 27,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,360 : 27,499.50 = 27,499.50 : x
2. Step 2: Convert to fraction form
   18,360/27,499.50 = 27,499.50/x
3. Step 3: Cross multiply
   18,360x = 27,499.50 × 27,499.50
4. Step 4: Simplify right side
   18,360x = 756,222,500.25
5. Step 5: Solve for x
   x = 756,222,500.25/18,360
6. Step 6: Final answer
   x = 41,188.59