Finding the Fourth Proportional to 2,819.53, 4,228.17 and 1,174.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819.53 : 4,228.17 = 1,174.96 : x
2. Step 2: Convert to fraction form
   2,819.53/4,228.17 = 1,174.96/x
3. Step 3: Cross multiply
   2,819.53x = 4,228.17 × 1,174.96
4. Step 4: Simplify right side
   2,819.53x = 4,967,930.62
5. Step 5: Solve for x
   x = 4,967,930.62/2,819.53
6. Step 6: Final answer
   x = 1,761.97