Finding the Fourth Proportional to 2,287.14, 3,155.94 and 1,343.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287.14 : 3,155.94 = 1,343.16 : x
2. Step 2: Convert to fraction form
   2,287.14/3,155.94 = 1,343.16/x
3. Step 3: Cross multiply
   2,287.14x = 3,155.94 × 1,343.16
4. Step 4: Simplify right side
   2,287.14x = 4,238,932.37
5. Step 5: Solve for x
   x = 4,238,932.37/2,287.14
6. Step 6: Final answer
   x = 1,853.38