Finding the Fourth Proportional to 2,095.31, 2,891.54 and 1,163.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.31 : 2,891.54 = 1,163.81 : x
2. Step 2: Convert to fraction form
   2,095.31/2,891.54 = 1,163.81/x
3. Step 3: Cross multiply
   2,095.31x = 2,891.54 × 1,163.81
4. Step 4: Simplify right side
   2,095.31x = 3,365,204.58
5. Step 5: Solve for x
   x = 3,365,204.58/2,095.31
6. Step 6: Final answer
   x = 1,606.06