Finding the Fourth Proportional to 2,530.28, 3,489.82 and 1,646.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.28 : 3,489.82 = 1,646.37 : x
2. Step 2: Convert to fraction form
   2,530.28/3,489.82 = 1,646.37/x
3. Step 3: Cross multiply
   2,530.28x = 3,489.82 × 1,646.37
4. Step 4: Simplify right side
   2,530.28x = 5,745,530.84
5. Step 5: Solve for x
   x = 5,745,530.84/2,530.28
6. Step 6: Final answer
   x = 2,270.71