Finding the Fourth Proportional to 17,003.27, 25,478.93 and 7,137.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,003.27 : 25,478.93 = 7,137.18 : x
2. Step 2: Convert to fraction form
   17,003.27/25,478.93 = 7,137.18/x
3. Step 3: Cross multiply
   17,003.27x = 25,478.93 × 7,137.18
4. Step 4: Simplify right side
   17,003.27x = 181,847,727.46
5. Step 5: Solve for x
   x = 181,847,727.46/17,003.27
6. Step 6: Final answer
   x = 10,694.87