Finding the Fourth Proportional to 17,399.70, 24,016.77 and 13,861.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,399.70 : 24,016.77 = 13,861.62 : x
2. Step 2: Convert to fraction form
   17,399.70/24,016.77 = 13,861.62/x
3. Step 3: Cross multiply
   17,399.70x = 24,016.77 × 13,861.62
4. Step 4: Simplify right side
   17,399.70x = 332,911,339.37
5. Step 5: Solve for x
   x = 332,911,339.37/17,399.70
6. Step 6: Final answer
   x = 19,133.17