Finding the Fourth Proportional to 11,648.88, 17,447.03 and 5,395.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,648.88 : 17,447.03 = 5,395.76 : x
2. Step 2: Convert to fraction form
   11,648.88/17,447.03 = 5,395.76/x
3. Step 3: Cross multiply
   11,648.88x = 17,447.03 × 5,395.76
4. Step 4: Simplify right side
   11,648.88x = 94,139,912.85
5. Step 5: Solve for x
   x = 94,139,912.85/11,648.88
6. Step 6: Final answer
   x = 8,081.46