Finding the Fourth Proportional to 2,229.43, 3,076.57 and 1,234.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.43 : 3,076.57 = 1,234.71 : x
2. Step 2: Convert to fraction form
   2,229.43/3,076.57 = 1,234.71/x
3. Step 3: Cross multiply
   2,229.43x = 3,076.57 × 1,234.71
4. Step 4: Simplify right side
   2,229.43x = 3,798,659.45
5. Step 5: Solve for x
   x = 3,798,659.45/2,229.43
6. Step 6: Final answer
   x = 1,703.87