Finding the Fourth Proportional to 2,303.44, 3,178.72 and 1,255.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.44 : 3,178.72 = 1,255.52 : x
2. Step 2: Convert to fraction form
   2,303.44/3,178.72 = 1,255.52/x
3. Step 3: Cross multiply
   2,303.44x = 3,178.72 × 1,255.52
4. Step 4: Simplify right side
   2,303.44x = 3,990,946.53
5. Step 5: Solve for x
   x = 3,990,946.53/2,303.44
6. Step 6: Final answer
   x = 1,732.60