Finding the Fourth Proportional to 17,928.59, 24,739.56 and 9,969.53

Step by Step Solution

1. Step 1: Write the proportion equation
   17,928.59 : 24,739.56 = 9,969.53 : x
2. Step 2: Convert to fraction form
   17,928.59/24,739.56 = 9,969.53/x
3. Step 3: Cross multiply
   17,928.59x = 24,739.56 × 9,969.53
4. Step 4: Simplify right side
   17,928.59x = 246,641,785.61
5. Step 5: Solve for x
   x = 246,641,785.61/17,928.59
6. Step 6: Final answer
   x = 13,756.90