Finding the Fourth Proportional to 11,175.71, 15,424.04 and 7,456.19

Step by Step Solution

1. Step 1: Write the proportion equation
   11,175.71 : 15,424.04 = 7,456.19 : x
2. Step 2: Convert to fraction form
   11,175.71/15,424.04 = 7,456.19/x
3. Step 3: Cross multiply
   11,175.71x = 15,424.04 × 7,456.19
4. Step 4: Simplify right side
   11,175.71x = 115,004,535.53
5. Step 5: Solve for x
   x = 115,004,535.53/11,175.71
6. Step 6: Final answer
   x = 10,290.58