Finding the Fourth Proportional to 16,573.82, 24,860.72 and 13,645.97

Step by Step Solution

1. Step 1: Write the proportion equation
   16,573.82 : 24,860.72 = 13,645.97 : x
2. Step 2: Convert to fraction form
   16,573.82/24,860.72 = 13,645.97/x
3. Step 3: Cross multiply
   16,573.82x = 24,860.72 × 13,645.97
4. Step 4: Simplify right side
   16,573.82x = 339,248,639.30
5. Step 5: Solve for x
   x = 339,248,639.30/16,573.82
6. Step 6: Final answer
   x = 20,468.95