Finding the Fourth Proportional to 11,581.50, 15,983.69 and 7,104.23

Step by Step Solution

1. Step 1: Write the proportion equation
   11,581.50 : 15,983.69 = 7,104.23 : x
2. Step 2: Convert to fraction form
   11,581.50/15,983.69 = 7,104.23/x
3. Step 3: Cross multiply
   11,581.50x = 15,983.69 × 7,104.23
4. Step 4: Simplify right side
   11,581.50x = 113,551,694.57
5. Step 5: Solve for x
   x = 113,551,694.57/11,581.50
6. Step 6: Final answer
   x = 9,804.58