Finding the Fourth Proportional to 1,303.23, 1,800.71 and 1,256.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303.23 : 1,800.71 = 1,256.52 : x
2. Step 2: Convert to fraction form
   1,303.23/1,800.71 = 1,256.52/x
3. Step 3: Cross multiply
   1,303.23x = 1,800.71 × 1,256.52
4. Step 4: Simplify right side
   1,303.23x = 2,262,628.13
5. Step 5: Solve for x
   x = 2,262,628.13/1,303.23
6. Step 6: Final answer
   x = 1,736.17