Finding the Fourth Proportional to 2,154.83, 3,227.39 and 1,766.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154.83 : 3,227.39 = 1,766.03 : x
2. Step 2: Convert to fraction form
   2,154.83/3,227.39 = 1,766.03/x
3. Step 3: Cross multiply
   2,154.83x = 3,227.39 × 1,766.03
4. Step 4: Simplify right side
   2,154.83x = 5,699,658.73
5. Step 5: Solve for x
   x = 5,699,658.73/2,154.83
6. Step 6: Final answer
   x = 2,645.06