Finding the Fourth Proportional to 10,963.26, 15,124.17 and 7,185.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,963.26 : 15,124.17 = 7,185.42 : x
2. Step 2: Convert to fraction form
   10,963.26/15,124.17 = 7,185.42/x
3. Step 3: Cross multiply
   10,963.26x = 15,124.17 × 7,185.42
4. Step 4: Simplify right side
   10,963.26x = 108,673,513.60
5. Step 5: Solve for x
   x = 108,673,513.60/10,963.26
6. Step 6: Final answer
   x = 9,912.52