Finding the Fourth Proportional to 2,047.91, 2,826.16 and 1,163.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.91 : 2,826.16 = 1,163.63 : x
2. Step 2: Convert to fraction form
   2,047.91/2,826.16 = 1,163.63/x
3. Step 3: Cross multiply
   2,047.91x = 2,826.16 × 1,163.63
4. Step 4: Simplify right side
   2,047.91x = 3,288,608.72
5. Step 5: Solve for x
   x = 3,288,608.72/2,047.91
6. Step 6: Final answer
   x = 1,605.84