Finding the Fourth Proportional to 11,362.28, 17,046.15 and 3,571.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,362.28 : 17,046.15 = 3,571.09 : x
2. Step 2: Convert to fraction form
   11,362.28/17,046.15 = 3,571.09/x
3. Step 3: Cross multiply
   11,362.28x = 17,046.15 × 3,571.09
4. Step 4: Simplify right side
   11,362.28x = 60,873,279.80
5. Step 5: Solve for x
   x = 60,873,279.80/11,362.28
6. Step 6: Final answer
   x = 5,357.49