Finding the Fourth Proportional to 17,002.70, 25,475.24 and 10,415.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,002.70 : 25,475.24 = 10,415.15 : x
2. Step 2: Convert to fraction form
   17,002.70/25,475.24 = 10,415.15/x
3. Step 3: Cross multiply
   17,002.70x = 25,475.24 × 10,415.15
4. Step 4: Simplify right side
   17,002.70x = 265,328,344.55
5. Step 5: Solve for x
   x = 265,328,344.55/17,002.70
6. Step 6: Final answer
   x = 15,605.08