Finding the Fourth Proportional to 17,361.28, 25,990.72 and 10,766.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,361.28 : 25,990.72 = 10,766.24 : x
2. Step 2: Convert to fraction form
   17,361.28/25,990.72 = 10,766.24/x
3. Step 3: Cross multiply
   17,361.28x = 25,990.72 × 10,766.24
4. Step 4: Simplify right side
   17,361.28x = 279,822,329.29
5. Step 5: Solve for x
   x = 279,822,329.29/17,361.28
6. Step 6: Final answer
   x = 16,117.61