Finding the Fourth Proportional to 17,662.05, 24,395.18 and 13,205.53

Step by Step Solution

1. Step 1: Write the proportion equation
   17,662.05 : 24,395.18 = 13,205.53 : x
2. Step 2: Convert to fraction form
   17,662.05/24,395.18 = 13,205.53/x
3. Step 3: Cross multiply
   17,662.05x = 24,395.18 × 13,205.53
4. Step 4: Simplify right side
   17,662.05x = 322,151,245.81
5. Step 5: Solve for x
   x = 322,151,245.81/17,662.05
6. Step 6: Final answer
   x = 18,239.74