Finding the Fourth Proportional to 11,342.33, 17,002.56 and 7,171.99

Step by Step Solution

1. Step 1: Write the proportion equation
   11,342.33 : 17,002.56 = 7,171.99 : x
2. Step 2: Convert to fraction form
   11,342.33/17,002.56 = 7,171.99/x
3. Step 3: Cross multiply
   11,342.33x = 17,002.56 × 7,171.99
4. Step 4: Simplify right side
   11,342.33x = 121,942,229.98
5. Step 5: Solve for x
   x = 121,942,229.98/11,342.33
6. Step 6: Final answer
   x = 10,751.08