Finding the Fourth Proportional to 2,168.67, 3,249.32 and 1,549.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,168.67 : 3,249.32 = 1,549.22 : x
2. Step 2: Convert to fraction form
   2,168.67/3,249.32 = 1,549.22/x
3. Step 3: Cross multiply
   2,168.67x = 3,249.32 × 1,549.22
4. Step 4: Simplify right side
   2,168.67x = 5,033,911.53
5. Step 5: Solve for x
   x = 5,033,911.53/2,168.67
6. Step 6: Final answer
   x = 2,321.20