Finding the Fourth Proportional to 11,358.79, 17,039.15 and 3,567.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,358.79 : 17,039.15 = 3,567.61 : x
2. Step 2: Convert to fraction form
   11,358.79/17,039.15 = 3,567.61/x
3. Step 3: Cross multiply
   11,358.79x = 17,039.15 × 3,567.61
4. Step 4: Simplify right side
   11,358.79x = 60,789,041.93
5. Step 5: Solve for x
   x = 60,789,041.93/11,358.79
6. Step 6: Final answer
   x = 5,351.72