Finding the Fourth Proportional to 3,284.37, 4,530.69 and 1,957.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,284.37 : 4,530.69 = 1,957.86 : x
2. Step 2: Convert to fraction form
   3,284.37/4,530.69 = 1,957.86/x
3. Step 3: Cross multiply
   3,284.37x = 4,530.69 × 1,957.86
4. Step 4: Simplify right side
   3,284.37x = 8,870,456.72
5. Step 5: Solve for x
   x = 8,870,456.72/3,284.37
6. Step 6: Final answer
   x = 2,700.81