Finding the Fourth Proportional to 11,738.73, 17,610.17 and 3,839.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,738.73 : 17,610.17 = 3,839.79 : x
2. Step 2: Convert to fraction form
   11,738.73/17,610.17 = 3,839.79/x
3. Step 3: Cross multiply
   11,738.73x = 17,610.17 × 3,839.79
4. Step 4: Simplify right side
   11,738.73x = 67,619,335.47
5. Step 5: Solve for x
   x = 67,619,335.47/11,738.73
6. Step 6: Final answer
   x = 5,760.36