Finding the Fourth Proportional to 1,028.41, 1,535.01 and 956.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028.41 : 1,535.01 = 956.17 : x
2. Step 2: Convert to fraction form
   1,028.41/1,535.01 = 956.17/x
3. Step 3: Cross multiply
   1,028.41x = 1,535.01 × 956.17
4. Step 4: Simplify right side
   1,028.41x = 1,467,730.51
5. Step 5: Solve for x
   x = 1,467,730.51/1,028.41
6. Step 6: Final answer
   x = 1,427.18