Finding the Fourth Proportional to 2,247.72, 3,377.25 and 1,426.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,247.72 : 3,377.25 = 1,426.38 : x
2. Step 2: Convert to fraction form
   2,247.72/3,377.25 = 1,426.38/x
3. Step 3: Cross multiply
   2,247.72x = 3,377.25 × 1,426.38
4. Step 4: Simplify right side
   2,247.72x = 4,817,241.86
5. Step 5: Solve for x
   x = 4,817,241.86/2,247.72
6. Step 6: Final answer
   x = 2,143.17