Finding the Fourth Proportional to 2,334.59, 3,222.20 and 1,340.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,334.59 : 3,222.20 = 1,340.55 : x
2. Step 2: Convert to fraction form
   2,334.59/3,222.20 = 1,340.55/x
3. Step 3: Cross multiply
   2,334.59x = 3,222.20 × 1,340.55
4. Step 4: Simplify right side
   2,334.59x = 4,319,504.10
5. Step 5: Solve for x
   x = 4,319,504.10/2,334.59
6. Step 6: Final answer
   x = 1,850.22