Finding the Fourth Proportional to 1,456.61, 2,010.08 and 959.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.61 : 2,010.08 = 959.51 : x
2. Step 2: Convert to fraction form
   1,456.61/2,010.08 = 959.51/x
3. Step 3: Cross multiply
   1,456.61x = 2,010.08 × 959.51
4. Step 4: Simplify right side
   1,456.61x = 1,928,677.01
5. Step 5: Solve for x
   x = 1,928,677.01/1,456.61
6. Step 6: Final answer
   x = 1,324.09