Finding the Fourth Proportional to 13,025.17, 17,974.71 and 7,057

Step by Step Solution

1. Step 1: Write the proportion equation
   13,025.17 : 17,974.71 = 7,057 : x
2. Step 2: Convert to fraction form
   13,025.17/17,974.71 = 7,057/x
3. Step 3: Cross multiply
   13,025.17x = 17,974.71 × 7,057
4. Step 4: Simplify right side
   13,025.17x = 126,847,528.47
5. Step 5: Solve for x
   x = 126,847,528.47/13,025.17
6. Step 6: Final answer
   x = 9,738.65