Finding the Fourth Proportional to 11,568.96, 15,966.72 and 7,091.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,568.96 : 15,966.72 = 7,091.82 : x
2. Step 2: Convert to fraction form
   11,568.96/15,966.72 = 7,091.82/x
3. Step 3: Cross multiply
   11,568.96x = 15,966.72 × 7,091.82
4. Step 4: Simplify right side
   11,568.96x = 113,233,104.23
5. Step 5: Solve for x
   x = 113,233,104.23/11,568.96
6. Step 6: Final answer
   x = 9,787.66