Finding the Fourth Proportional to 2,289.34, 3,159.29 and 1,241.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289.34 : 3,159.29 = 1,241.41 : x
2. Step 2: Convert to fraction form
   2,289.34/3,159.29 = 1,241.41/x
3. Step 3: Cross multiply
   2,289.34x = 3,159.29 × 1,241.41
4. Step 4: Simplify right side
   2,289.34x = 3,921,974.20
5. Step 5: Solve for x
   x = 3,921,974.20/2,289.34
6. Step 6: Final answer
   x = 1,713.15