Finding the Third Proportional to 18,149.81 and 27,498.38

Step by Step Solution

1. Step 1: Write the proportion equation
   18,149.81 : 27,498.38 = 27,498.38 : x
2. Step 2: Convert to fraction form
   18,149.81/27,498.38 = 27,498.38/x
3. Step 3: Cross multiply
   18,149.81x = 27,498.38 × 27,498.38
4. Step 4: Simplify right side
   18,149.81x = 756,160,627.64
5. Step 5: Solve for x
   x = 756,160,627.64/18,149.81
6. Step 6: Final answer
   x = 41,662.17