Finding the Fourth Proportional to 11,983.36, 17,964.18 and 5,054.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,983.36 : 17,964.18 = 5,054.08 : x
2. Step 2: Convert to fraction form
   11,983.36/17,964.18 = 5,054.08/x
3. Step 3: Cross multiply
   11,983.36x = 17,964.18 × 5,054.08
4. Step 4: Simplify right side
   11,983.36x = 90,792,402.85
5. Step 5: Solve for x
   x = 90,792,402.85/11,983.36
6. Step 6: Final answer
   x = 7,576.54