Finding the Fourth Proportional to 2,183.57, 3,276.71 and 1,404.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183.57 : 3,276.71 = 1,404.07 : x
2. Step 2: Convert to fraction form
   2,183.57/3,276.71 = 1,404.07/x
3. Step 3: Cross multiply
   2,183.57x = 3,276.71 × 1,404.07
4. Step 4: Simplify right side
   2,183.57x = 4,600,727.29
5. Step 5: Solve for x
   x = 4,600,727.29/2,183.57
6. Step 6: Final answer
   x = 2,106.97