Finding the Fourth Proportional to 2,714.32, 4,072.02 and 959.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,714.32 : 4,072.02 = 959.25 : x
2. Step 2: Convert to fraction form
   2,714.32/4,072.02 = 959.25/x
3. Step 3: Cross multiply
   2,714.32x = 4,072.02 × 959.25
4. Step 4: Simplify right side
   2,714.32x = 3,906,085.19
5. Step 5: Solve for x
   x = 3,906,085.19/2,714.32
6. Step 6: Final answer
   x = 1,439.07