Finding the Fourth Proportional to 2,281.29, 3,147.59 and 1,349.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.29 : 3,147.59 = 1,349.37 : x
2. Step 2: Convert to fraction form
   2,281.29/3,147.59 = 1,349.37/x
3. Step 3: Cross multiply
   2,281.29x = 3,147.59 × 1,349.37
4. Step 4: Simplify right side
   2,281.29x = 4,247,256.77
5. Step 5: Solve for x
   x = 4,247,256.77/2,281.29
6. Step 6: Final answer
   x = 1,861.78