Finding the Fourth Proportional to 2,342.00, 3,231.81 and 1,397.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,342.00 : 3,231.81 = 1,397.18 : x
2. Step 2: Convert to fraction form
   2,342.00/3,231.81 = 1,397.18/x
3. Step 3: Cross multiply
   2,342.00x = 3,231.81 × 1,397.18
4. Step 4: Simplify right side
   2,342.00x = 4,515,404.14
5. Step 5: Solve for x
   x = 4,515,404.14/2,342.00
6. Step 6: Final answer
   x = 1,928.02