Finding the Fourth Proportional to 18,396.72, 25,510.24 and 17,773.43

Step by Step Solution

1. Step 1: Write the proportion equation
   18,396.72 : 25,510.24 = 17,773.43 : x
2. Step 2: Convert to fraction form
   18,396.72/25,510.24 = 17,773.43/x
3. Step 3: Cross multiply
   18,396.72x = 25,510.24 × 17,773.43
4. Step 4: Simplify right side
   18,396.72x = 453,404,359.59
5. Step 5: Solve for x
   x = 453,404,359.59/18,396.72
6. Step 6: Final answer
   x = 24,645.93