Finding the Fourth Proportional to 17,657.18, 24,382.72 and 13,173.14

Step by Step Solution

1. Step 1: Write the proportion equation
   17,657.18 : 24,382.72 = 13,173.14 : x
2. Step 2: Convert to fraction form
   17,657.18/24,382.72 = 13,173.14/x
3. Step 3: Cross multiply
   17,657.18x = 24,382.72 × 13,173.14
4. Step 4: Simplify right side
   17,657.18x = 321,197,061.56
5. Step 5: Solve for x
   x = 321,197,061.56/17,657.18
6. Step 6: Final answer
   x = 18,190.74