Finding the Fourth Proportional to 17,884.81, 24,682.59 and 9,928.57

Step by Step Solution

1. Step 1: Write the proportion equation
   17,884.81 : 24,682.59 = 9,928.57 : x
2. Step 2: Convert to fraction form
   17,884.81/24,682.59 = 9,928.57/x
3. Step 3: Cross multiply
   17,884.81x = 24,682.59 × 9,928.57
4. Step 4: Simplify right side
   17,884.81x = 245,062,822.60
5. Step 5: Solve for x
   x = 245,062,822.60/17,884.81
6. Step 6: Final answer
   x = 13,702.29