Finding the Fourth Proportional to 3,650.33, 5,036.73 and 2,158.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,650.33 : 5,036.73 = 2,158.49 : x
2. Step 2: Convert to fraction form
   3,650.33/5,036.73 = 2,158.49/x
3. Step 3: Cross multiply
   3,650.33x = 5,036.73 × 2,158.49
4. Step 4: Simplify right side
   3,650.33x = 10,871,706.15
5. Step 5: Solve for x
   x = 10,871,706.15/3,650.33
6. Step 6: Final answer
   x = 2,978.28