Finding the Fourth Proportional to 2,350.22, 3,242.57 and 1,355.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350.22 : 3,242.57 = 1,355.37 : x
2. Step 2: Convert to fraction form
   2,350.22/3,242.57 = 1,355.37/x
3. Step 3: Cross multiply
   2,350.22x = 3,242.57 × 1,355.37
4. Step 4: Simplify right side
   2,350.22x = 4,394,882.10
5. Step 5: Solve for x
   x = 4,394,882.10/2,350.22
6. Step 6: Final answer
   x = 1,869.99