Finding the Fourth Proportional to 17,739.32, 24,482.00 and 13,255.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,739.32 : 24,482.00 = 13,255.28 : x
2. Step 2: Convert to fraction form
   17,739.32/24,482.00 = 13,255.28/x
3. Step 3: Cross multiply
   17,739.32x = 24,482.00 × 13,255.28
4. Step 4: Simplify right side
   17,739.32x = 324,515,576.27
5. Step 5: Solve for x
   x = 324,515,576.27/17,739.32
6. Step 6: Final answer
   x = 18,293.58