Finding the Fourth Proportional to 10,791.42, 14,891.14 and 7,960.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,791.42 : 14,891.14 = 7,960.34 : x
2. Step 2: Convert to fraction form
   10,791.42/14,891.14 = 7,960.34/x
3. Step 3: Cross multiply
   10,791.42x = 14,891.14 × 7,960.34
4. Step 4: Simplify right side
   10,791.42x = 118,538,537.39
5. Step 5: Solve for x
   x = 118,538,537.39/10,791.42
6. Step 6: Final answer
   x = 10,984.52