Finding the Fourth Proportional to 2,214.52, 3,058.72 and 1,657.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214.52 : 3,058.72 = 1,657.44 : x
2. Step 2: Convert to fraction form
   2,214.52/3,058.72 = 1,657.44/x
3. Step 3: Cross multiply
   2,214.52x = 3,058.72 × 1,657.44
4. Step 4: Simplify right side
   2,214.52x = 5,069,640.73
5. Step 5: Solve for x
   x = 5,069,640.73/2,214.52
6. Step 6: Final answer
   x = 2,289.28