Finding the Fourth Proportional to 11,984.34, 17,969.00 and 3,661.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,984.34 : 17,969.00 = 3,661.59 : x
2. Step 2: Convert to fraction form
   11,984.34/17,969.00 = 3,661.59/x
3. Step 3: Cross multiply
   11,984.34x = 17,969.00 × 3,661.59
4. Step 4: Simplify right side
   11,984.34x = 65,795,092.40
5. Step 5: Solve for x
   x = 65,795,092.40/11,984.34
6. Step 6: Final answer
   x = 5,490.09