Finding the Fourth Proportional to 11,968.96, 17,957.48 and 5,304.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,968.96 : 17,957.48 = 5,304.55 : x
2. Step 2: Convert to fraction form
   11,968.96/17,957.48 = 5,304.55/x
3. Step 3: Cross multiply
   11,968.96x = 17,957.48 × 5,304.55
4. Step 4: Simplify right side
   11,968.96x = 95,256,314.50
5. Step 5: Solve for x
   x = 95,256,314.50/11,968.96
6. Step 6: Final answer
   x = 7,958.61