Finding the Fourth Proportional to 11,417.24, 17,111.48 and 5,175.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,417.24 : 17,111.48 = 5,175.38 : x
2. Step 2: Convert to fraction form
   11,417.24/17,111.48 = 5,175.38/x
3. Step 3: Cross multiply
   11,417.24x = 17,111.48 × 5,175.38
4. Step 4: Simplify right side
   11,417.24x = 88,558,411.36
5. Step 5: Solve for x
   x = 88,558,411.36/11,417.24
6. Step 6: Final answer
   x = 7,756.55