Finding the Fourth Proportional to 2,814.48, 4,219.92 and 1,350.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,814.48 : 4,219.92 = 1,350.72 : x
2. Step 2: Convert to fraction form
   2,814.48/4,219.92 = 1,350.72/x
3. Step 3: Cross multiply
   2,814.48x = 4,219.92 × 1,350.72
4. Step 4: Simplify right side
   2,814.48x = 5,699,930.34
5. Step 5: Solve for x
   x = 5,699,930.34/2,814.48
6. Step 6: Final answer
   x = 2,025.22