Finding the Fourth Proportional to 10,743.37, 16,111.19 and 3,721.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,743.37 : 16,111.19 = 3,721.49 : x
2. Step 2: Convert to fraction form
   10,743.37/16,111.19 = 3,721.49/x
3. Step 3: Cross multiply
   10,743.37x = 16,111.19 × 3,721.49
4. Step 4: Simplify right side
   10,743.37x = 59,957,632.47
5. Step 5: Solve for x
   x = 59,957,632.47/10,743.37
6. Step 6: Final answer
   x = 5,580.90