Finding the Fourth Proportional to 2,341.50, 3,231.40 and 1,293.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,341.50 : 3,231.40 = 1,293.56 : x
2. Step 2: Convert to fraction form
   2,341.50/3,231.40 = 1,293.56/x
3. Step 3: Cross multiply
   2,341.50x = 3,231.40 × 1,293.56
4. Step 4: Simplify right side
   2,341.50x = 4,180,009.78
5. Step 5: Solve for x
   x = 4,180,009.78/2,341.50
6. Step 6: Final answer
   x = 1,785.18