Finding the Fourth Proportional to 11,371.41, 17,049.83 and 7,851.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,371.41 : 17,049.83 = 7,851.56 : x
2. Step 2: Convert to fraction form
   11,371.41/17,049.83 = 7,851.56/x
3. Step 3: Cross multiply
   11,371.41x = 17,049.83 × 7,851.56
4. Step 4: Simplify right side
   11,371.41x = 133,867,638.73
5. Step 5: Solve for x
   x = 133,867,638.73/11,371.41
6. Step 6: Final answer
   x = 11,772.30