Finding the Fourth Proportional to 11,571.99, 17,359.61 and 3,778.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,571.99 : 17,359.61 = 3,778.83 : x
2. Step 2: Convert to fraction form
   11,571.99/17,359.61 = 3,778.83/x
3. Step 3: Cross multiply
   11,571.99x = 17,359.61 × 3,778.83
4. Step 4: Simplify right side
   11,571.99x = 65,598,996.16
5. Step 5: Solve for x
   x = 65,598,996.16/11,571.99
6. Step 6: Final answer
   x = 5,668.77