Finding the Fourth Proportional to 2,103.94, 3,152.68 and 1,226.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.94 : 3,152.68 = 1,226.71 : x
2. Step 2: Convert to fraction form
   2,103.94/3,152.68 = 1,226.71/x
3. Step 3: Cross multiply
   2,103.94x = 3,152.68 × 1,226.71
4. Step 4: Simplify right side
   2,103.94x = 3,867,424.08
5. Step 5: Solve for x
   x = 3,867,424.08/2,103.94
6. Step 6: Final answer
   x = 1,838.18