Finding the Fourth Proportional to 4,124.56, 5,689.96 and 3,005

Step by Step Solution

1. Step 1: Write the proportion equation
   4,124.56 : 5,689.96 = 3,005 : x
2. Step 2: Convert to fraction form
   4,124.56/5,689.96 = 3,005/x
3. Step 3: Cross multiply
   4,124.56x = 5,689.96 × 3,005
4. Step 4: Simplify right side
   4,124.56x = 17,098,329.80
5. Step 5: Solve for x
   x = 17,098,329.80/4,124.56
6. Step 6: Final answer
   x = 4,145.49