Finding the Fourth Proportional to 2,229.48, 3,076.56 and 1,234.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.48 : 3,076.56 = 1,234.56 : x
2. Step 2: Convert to fraction form
   2,229.48/3,076.56 = 1,234.56/x
3. Step 3: Cross multiply
   2,229.48x = 3,076.56 × 1,234.56
4. Step 4: Simplify right side
   2,229.48x = 3,798,197.91
5. Step 5: Solve for x
   x = 3,798,197.91/2,229.48
6. Step 6: Final answer
   x = 1,703.63