Finding the Fourth Proportional to 2,828.70, 4,241.34 and 1,184.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,828.70 : 4,241.34 = 1,184.40 : x
2. Step 2: Convert to fraction form
   2,828.70/4,241.34 = 1,184.40/x
3. Step 3: Cross multiply
   2,828.70x = 4,241.34 × 1,184.40
4. Step 4: Simplify right side
   2,828.70x = 5,023,443.10
5. Step 5: Solve for x
   x = 5,023,443.10/2,828.70
6. Step 6: Final answer
   x = 1,775.88