Finding the Fourth Proportional to 13,009.16, 17,952.58 and 7,040.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.16 : 17,952.58 = 7,040.82 : x
2. Step 2: Convert to fraction form
   13,009.16/17,952.58 = 7,040.82/x
3. Step 3: Cross multiply
   13,009.16x = 17,952.58 × 7,040.82
4. Step 4: Simplify right side
   13,009.16x = 126,400,884.32
5. Step 5: Solve for x
   x = 126,400,884.32/13,009.16
6. Step 6: Final answer
   x = 9,716.30