Finding the Fourth Proportional to 2,549.07, 3,516.82 and 1,664.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,549.07 : 3,516.82 = 1,664.55 : x
2. Step 2: Convert to fraction form
   2,549.07/3,516.82 = 1,664.55/x
3. Step 3: Cross multiply
   2,549.07x = 3,516.82 × 1,664.55
4. Step 4: Simplify right side
   2,549.07x = 5,853,918.57
5. Step 5: Solve for x
   x = 5,853,918.57/2,549.07
6. Step 6: Final answer
   x = 2,296.49