Finding the Fourth Proportional to 13,012.73, 17,957.42 and 7,044.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,012.73 : 17,957.42 = 7,044.27 : x
2. Step 2: Convert to fraction form
   13,012.73/17,957.42 = 7,044.27/x
3. Step 3: Cross multiply
   13,012.73x = 17,957.42 × 7,044.27
4. Step 4: Simplify right side
   13,012.73x = 126,496,789.97
5. Step 5: Solve for x
   x = 126,496,789.97/13,012.73
6. Step 6: Final answer
   x = 9,721.01