Finding the Fourth Proportional to 16,443.75, 24,665.72 and 4,131.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,443.75 : 24,665.72 = 4,131.75 : x
2. Step 2: Convert to fraction form
   16,443.75/24,665.72 = 4,131.75/x
3. Step 3: Cross multiply
   16,443.75x = 24,665.72 × 4,131.75
4. Step 4: Simplify right side
   16,443.75x = 101,912,567.95
5. Step 5: Solve for x
   x = 101,912,567.95/16,443.75
6. Step 6: Final answer
   x = 6,197.65