Finding the Fourth Proportional to 2,281.62, 3,146.82 and 1,722.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.62 : 3,146.82 = 1,722.18 : x
2. Step 2: Convert to fraction form
   2,281.62/3,146.82 = 1,722.18/x
3. Step 3: Cross multiply
   2,281.62x = 3,146.82 × 1,722.18
4. Step 4: Simplify right side
   2,281.62x = 5,419,390.47
5. Step 5: Solve for x
   x = 5,419,390.47/2,281.62
6. Step 6: Final answer
   x = 2,375.24