Finding the Fourth Proportional to 2,227.63, 3,074.46 and 1,343.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.63 : 3,074.46 = 1,343.92 : x
2. Step 2: Convert to fraction form
   2,227.63/3,074.46 = 1,343.92/x
3. Step 3: Cross multiply
   2,227.63x = 3,074.46 × 1,343.92
4. Step 4: Simplify right side
   2,227.63x = 4,131,828.28
5. Step 5: Solve for x
   x = 4,131,828.28/2,227.63
6. Step 6: Final answer
   x = 1,854.81