Finding the Fourth Proportional to 17,002.72, 25,500.03 and 7,142.19

Step by Step Solution

1. Step 1: Write the proportion equation
   17,002.72 : 25,500.03 = 7,142.19 : x
2. Step 2: Convert to fraction form
   17,002.72/25,500.03 = 7,142.19/x
3. Step 3: Cross multiply
   17,002.72x = 25,500.03 × 7,142.19
4. Step 4: Simplify right side
   17,002.72x = 182,126,059.27
5. Step 5: Solve for x
   x = 182,126,059.27/17,002.72
6. Step 6: Final answer
   x = 10,711.58