Finding the Fourth Proportional to 2,458.89, 3,669.32 and 2,196.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.89 : 3,669.32 = 2,196.06 : x
2. Step 2: Convert to fraction form
   2,458.89/3,669.32 = 2,196.06/x
3. Step 3: Cross multiply
   2,458.89x = 3,669.32 × 2,196.06
4. Step 4: Simplify right side
   2,458.89x = 8,058,046.90
5. Step 5: Solve for x
   x = 8,058,046.90/2,458.89
6. Step 6: Final answer
   x = 3,277.11