Finding the Fourth Proportional to 16,605.34, 24,846.48 and 13,308.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,605.34 : 24,846.48 = 13,308.42 : x
2. Step 2: Convert to fraction form
   16,605.34/24,846.48 = 13,308.42/x
3. Step 3: Cross multiply
   16,605.34x = 24,846.48 × 13,308.42
4. Step 4: Simplify right side
   16,605.34x = 330,667,391.36
5. Step 5: Solve for x
   x = 330,667,391.36/16,605.34
6. Step 6: Final answer
   x = 19,913.32