Finding the Fourth Proportional to 13,049.56, 19,574.38 and 9,171.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,049.56 : 19,574.38 = 9,171.32 : x
2. Step 2: Convert to fraction form
   13,049.56/19,574.38 = 9,171.32/x
3. Step 3: Cross multiply
   13,049.56x = 19,574.38 × 9,171.32
4. Step 4: Simplify right side
   13,049.56x = 179,522,902.78
5. Step 5: Solve for x
   x = 179,522,902.78/13,049.56
6. Step 6: Final answer
   x = 13,757.01