Finding the Fourth Proportional to 2,229.72, 3,076.88 and 1,234.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.72 : 3,076.88 = 1,234.82 : x
2. Step 2: Convert to fraction form
   2,229.72/3,076.88 = 1,234.82/x
3. Step 3: Cross multiply
   2,229.72x = 3,076.88 × 1,234.82
4. Step 4: Simplify right side
   2,229.72x = 3,799,371.40
5. Step 5: Solve for x
   x = 3,799,371.40/2,229.72
6. Step 6: Final answer
   x = 1,703.97