Finding the Fourth Proportional to 17,002.08, 25,513.10 and 7,140.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,002.08 : 25,513.10 = 7,140.60 : x
2. Step 2: Convert to fraction form
   17,002.08/25,513.10 = 7,140.60/x
3. Step 3: Cross multiply
   17,002.08x = 25,513.10 × 7,140.60
4. Step 4: Simplify right side
   17,002.08x = 182,178,841.86
5. Step 5: Solve for x
   x = 182,178,841.86/17,002.08
6. Step 6: Final answer
   x = 10,715.09