Finding the Third Proportional to 18,700.88 and 27,180.56

Step by Step Solution

1. Step 1: Write the proportion equation
   18,700.88 : 27,180.56 = 27,180.56 : x
2. Step 2: Convert to fraction form
   18,700.88/27,180.56 = 27,180.56/x
3. Step 3: Cross multiply
   18,700.88x = 27,180.56 × 27,180.56
4. Step 4: Simplify right side
   18,700.88x = 738,782,977.82
5. Step 5: Solve for x
   x = 738,782,977.82/18,700.88
6. Step 6: Final answer
   x = 39,505.26