Finding the Fourth Proportional to 13,017.06, 17,963.60 and 7,048.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,017.06 : 17,963.60 = 7,048.71 : x
2. Step 2: Convert to fraction form
   13,017.06/17,963.60 = 7,048.71/x
3. Step 3: Cross multiply
   13,017.06x = 17,963.60 × 7,048.71
4. Step 4: Simplify right side
   13,017.06x = 126,620,171.71
5. Step 5: Solve for x
   x = 126,620,171.71/13,017.06
6. Step 6: Final answer
   x = 9,727.25