Finding the Fourth Proportional to 2,303.96, 3,179.37 and 1,256.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.96 : 3,179.37 = 1,256.00 : x
2. Step 2: Convert to fraction form
   2,303.96/3,179.37 = 1,256.00/x
3. Step 3: Cross multiply
   2,303.96x = 3,179.37 × 1,256.00
4. Step 4: Simplify right side
   2,303.96x = 3,993,266.54
5. Step 5: Solve for x
   x = 3,993,266.54/2,303.96
6. Step 6: Final answer
   x = 1,733.22