Finding the Fourth Proportional to 13,017.39, 17,964.01 and 7,049.07

Step by Step Solution

1. Step 1: Write the proportion equation
   13,017.39 : 17,964.01 = 7,049.07 : x
2. Step 2: Convert to fraction form
   13,017.39/17,964.01 = 7,049.07/x
3. Step 3: Cross multiply
   13,017.39x = 17,964.01 × 7,049.07
4. Step 4: Simplify right side
   13,017.39x = 126,629,522.26
5. Step 5: Solve for x
   x = 126,629,522.26/13,017.39
6. Step 6: Final answer
   x = 9,727.72