Finding the Fourth Proportional to 17,141.55, 25,688.97 and 10,480.37

Step by Step Solution

1. Step 1: Write the proportion equation
   17,141.55 : 25,688.97 = 10,480.37 : x
2. Step 2: Convert to fraction form
   17,141.55/25,688.97 = 10,480.37/x
3. Step 3: Cross multiply
   17,141.55x = 25,688.97 × 10,480.37
4. Step 4: Simplify right side
   17,141.55x = 269,229,910.52
5. Step 5: Solve for x
   x = 269,229,910.52/17,141.55
6. Step 6: Final answer
   x = 15,706.28