Finding the Fourth Proportional to 2,304.63, 3,180.38 and 1,256.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.63 : 3,180.38 = 1,256.69 : x
2. Step 2: Convert to fraction form
   2,304.63/3,180.38 = 1,256.69/x
3. Step 3: Cross multiply
   2,304.63x = 3,180.38 × 1,256.69
4. Step 4: Simplify right side
   2,304.63x = 3,996,751.74
5. Step 5: Solve for x
   x = 3,996,751.74/2,304.63
6. Step 6: Final answer
   x = 1,734.23