Finding the Fourth Proportional to 11,616.94, 17,434.17 and 5,381.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,616.94 : 17,434.17 = 5,381.32 : x
2. Step 2: Convert to fraction form
   11,616.94/17,434.17 = 5,381.32/x
3. Step 3: Cross multiply
   11,616.94x = 17,434.17 × 5,381.32
4. Step 4: Simplify right side
   11,616.94x = 93,818,820.80
5. Step 5: Solve for x
   x = 93,818,820.80/11,616.94
6. Step 6: Final answer
   x = 8,076.04