Finding the Fourth Proportional to 17,890.65, 24,689.31 and 9,933.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,890.65 : 24,689.31 = 9,933.60 : x
2. Step 2: Convert to fraction form
   17,890.65/24,689.31 = 9,933.60/x
3. Step 3: Cross multiply
   17,890.65x = 24,689.31 × 9,933.60
4. Step 4: Simplify right side
   17,890.65x = 245,253,729.82
5. Step 5: Solve for x
   x = 245,253,729.82/17,890.65
6. Step 6: Final answer
   x = 13,708.49