Finding the Fourth Proportional to 2,281.82, 3,149.23 and 1,397.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.82 : 3,149.23 = 1,397.71 : x
2. Step 2: Convert to fraction form
   2,281.82/3,149.23 = 1,397.71/x
3. Step 3: Cross multiply
   2,281.82x = 3,149.23 × 1,397.71
4. Step 4: Simplify right side
   2,281.82x = 4,401,695.61
5. Step 5: Solve for x
   x = 4,401,695.61/2,281.82
6. Step 6: Final answer
   x = 1,929.03