Finding the Fourth Proportional to 2,286.21, 3,155.00 and 1,342.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,286.21 : 3,155.00 = 1,342.71 : x
2. Step 2: Convert to fraction form
   2,286.21/3,155.00 = 1,342.71/x
3. Step 3: Cross multiply
   2,286.21x = 3,155.00 × 1,342.71
4. Step 4: Simplify right side
   2,286.21x = 4,236,243.34
5. Step 5: Solve for x
   x = 4,236,243.34/2,286.21
6. Step 6: Final answer
   x = 1,852.95