Finding the Fourth Proportional to 2,180.52, 3,271.59 and 1,850.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.52 : 3,271.59 = 1,850.85 : x
2. Step 2: Convert to fraction form
   2,180.52/3,271.59 = 1,850.85/x
3. Step 3: Cross multiply
   2,180.52x = 3,271.59 × 1,850.85
4. Step 4: Simplify right side
   2,180.52x = 6,055,222.35
5. Step 5: Solve for x
   x = 6,055,222.35/2,180.52
6. Step 6: Final answer
   x = 2,776.96