Finding the Fourth Proportional to 2,304.73, 3,180.52 and 1,256.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.73 : 3,180.52 = 1,256.79 : x
2. Step 2: Convert to fraction form
   2,304.73/3,180.52 = 1,256.79/x
3. Step 3: Cross multiply
   2,304.73x = 3,180.52 × 1,256.79
4. Step 4: Simplify right side
   2,304.73x = 3,997,245.73
5. Step 5: Solve for x
   x = 3,997,245.73/2,304.73
6. Step 6: Final answer
   x = 1,734.37