Finding the Fourth Proportional to 2,214.54, 3,054.22 and 1,329.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214.54 : 3,054.22 = 1,329.72 : x
2. Step 2: Convert to fraction form
   2,214.54/3,054.22 = 1,329.72/x
3. Step 3: Cross multiply
   2,214.54x = 3,054.22 × 1,329.72
4. Step 4: Simplify right side
   2,214.54x = 4,061,257.42
5. Step 5: Solve for x
   x = 4,061,257.42/2,214.54
6. Step 6: Final answer
   x = 1,833.91