Finding the Fourth Proportional to 2,047.86, 2,825.82 and 1,163.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.86 : 2,825.82 = 1,163.61 : x
2. Step 2: Convert to fraction form
   2,047.86/2,825.82 = 1,163.61/x
3. Step 3: Cross multiply
   2,047.86x = 2,825.82 × 1,163.61
4. Step 4: Simplify right side
   2,047.86x = 3,288,152.41
5. Step 5: Solve for x
   x = 3,288,152.41/2,047.86
6. Step 6: Final answer
   x = 1,605.65