Finding the Fourth Proportional to 17,080.25, 23,570.75 and 9,628.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,080.25 : 23,570.75 = 9,628.25 : x
2. Step 2: Convert to fraction form
   17,080.25/23,570.75 = 9,628.25/x
3. Step 3: Cross multiply
   17,080.25x = 23,570.75 × 9,628.25
4. Step 4: Simplify right side
   17,080.25x = 226,945,025.55
5. Step 5: Solve for x
   x = 226,945,025.55/17,080.25
6. Step 6: Final answer
   x = 13,286.99