Finding the Fourth Proportional to 11,359.11, 17,040.83 and 3,570.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,359.11 : 17,040.83 = 3,570.15 : x
2. Step 2: Convert to fraction form
   11,359.11/17,040.83 = 3,570.15/x
3. Step 3: Cross multiply
   11,359.11x = 17,040.83 × 3,570.15
4. Step 4: Simplify right side
   11,359.11x = 60,838,301.37
5. Step 5: Solve for x
   x = 60,838,301.37/11,359.11
6. Step 6: Final answer
   x = 5,355.90