Finding the Fourth Proportional to 16,676.62, 23,019.52 and 9,605.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,676.62 : 23,019.52 = 9,605.86 : x
2. Step 2: Convert to fraction form
   16,676.62/23,019.52 = 9,605.86/x
3. Step 3: Cross multiply
   16,676.62x = 23,019.52 × 9,605.86
4. Step 4: Simplify right side
   16,676.62x = 221,122,286.39
5. Step 5: Solve for x
   x = 221,122,286.39/16,676.62
6. Step 6: Final answer
   x = 13,259.42