Finding the Fourth Proportional to 4,145.34, 5,720.31 and 2,282.34

Step by Step Solution

1. Step 1: Write the proportion equation
   4,145.34 : 5,720.31 = 2,282.34 : x
2. Step 2: Convert to fraction form
   4,145.34/5,720.31 = 2,282.34/x
3. Step 3: Cross multiply
   4,145.34x = 5,720.31 × 2,282.34
4. Step 4: Simplify right side
   4,145.34x = 13,055,692.33
5. Step 5: Solve for x
   x = 13,055,692.33/4,145.34
6. Step 6: Final answer
   x = 3,149.49