Finding the Fourth Proportional to 1,771.20, 2,655.83 and 1,146.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,771.20 : 2,655.83 = 1,146.41 : x
2. Step 2: Convert to fraction form
   1,771.20/2,655.83 = 1,146.41/x
3. Step 3: Cross multiply
   1,771.20x = 2,655.83 × 1,146.41
4. Step 4: Simplify right side
   1,771.20x = 3,044,660.56
5. Step 5: Solve for x
   x = 3,044,660.56/1,771.20
6. Step 6: Final answer
   x = 1,718.99