Finding the Fourth Proportional to 2,660.59, 3,671.83 and 1,541.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,660.59 : 3,671.83 = 1,541.55 : x
2. Step 2: Convert to fraction form
   2,660.59/3,671.83 = 1,541.55/x
3. Step 3: Cross multiply
   2,660.59x = 3,671.83 × 1,541.55
4. Step 4: Simplify right side
   2,660.59x = 5,660,309.54
5. Step 5: Solve for x
   x = 5,660,309.54/2,660.59
6. Step 6: Final answer
   x = 2,127.46