Finding the Fourth Proportional to 2,227.04, 3,074.64 and 1,442.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.04 : 3,074.64 = 1,442.48 : x
2. Step 2: Convert to fraction form
   2,227.04/3,074.64 = 1,442.48/x
3. Step 3: Cross multiply
   2,227.04x = 3,074.64 × 1,442.48
4. Step 4: Simplify right side
   2,227.04x = 4,435,106.71
5. Step 5: Solve for x
   x = 4,435,106.71/2,227.04
6. Step 6: Final answer
   x = 1,991.48