Finding the Fourth Proportional to 2,286.62, 3,155.59 and 1,342.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,286.62 : 3,155.59 = 1,342.49 : x
2. Step 2: Convert to fraction form
   2,286.62/3,155.59 = 1,342.49/x
3. Step 3: Cross multiply
   2,286.62x = 3,155.59 × 1,342.49
4. Step 4: Simplify right side
   2,286.62x = 4,236,333.92
5. Step 5: Solve for x
   x = 4,236,333.92/2,286.62
6. Step 6: Final answer
   x = 1,852.66