Finding the Fourth Proportional to 1,714.84, 2,571.37 and 789.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,714.84 : 2,571.37 = 789.59 : x
2. Step 2: Convert to fraction form
   1,714.84/2,571.37 = 789.59/x
3. Step 3: Cross multiply
   1,714.84x = 2,571.37 × 789.59
4. Step 4: Simplify right side
   1,714.84x = 2,030,328.04
5. Step 5: Solve for x
   x = 2,030,328.04/1,714.84
6. Step 6: Final answer
   x = 1,183.98