Finding the Fourth Proportional to 2,229.61, 3,076.62 and 1,234.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.61 : 3,076.62 = 1,234.73 : x
2. Step 2: Convert to fraction form
   2,229.61/3,076.62 = 1,234.73/x
3. Step 3: Cross multiply
   2,229.61x = 3,076.62 × 1,234.73
4. Step 4: Simplify right side
   2,229.61x = 3,798,795.01
5. Step 5: Solve for x
   x = 3,798,795.01/2,229.61
6. Step 6: Final answer
   x = 1,703.79