Finding the Fourth Proportional to 23,815.92, 32,863.82 and 13,205.53

Step by Step Solution

1. Step 1: Write the proportion equation
   23,815.92 : 32,863.82 = 13,205.53 : x
2. Step 2: Convert to fraction form
   23,815.92/32,863.82 = 13,205.53/x
3. Step 3: Cross multiply
   23,815.92x = 32,863.82 × 13,205.53
4. Step 4: Simplify right side
   23,815.92x = 433,984,012.74
5. Step 5: Solve for x
   x = 433,984,012.74/23,815.92
6. Step 6: Final answer
   x = 18,222.43