Finding the Fourth Proportional to 16,297.18, 24,404.40 and 13,657.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,297.18 : 24,404.40 = 13,657.75 : x
2. Step 2: Convert to fraction form
   16,297.18/24,404.40 = 13,657.75/x
3. Step 3: Cross multiply
   16,297.18x = 24,404.40 × 13,657.75
4. Step 4: Simplify right side
   16,297.18x = 333,309,194.10
5. Step 5: Solve for x
   x = 333,309,194.10/16,297.18
6. Step 6: Final answer
   x = 20,451.96