Finding the Fourth Proportional to 4,142.03, 5,715.06 and 3,023.57

Step by Step Solution

1. Step 1: Write the proportion equation
   4,142.03 : 5,715.06 = 3,023.57 : x
2. Step 2: Convert to fraction form
   4,142.03/5,715.06 = 3,023.57/x
3. Step 3: Cross multiply
   4,142.03x = 5,715.06 × 3,023.57
4. Step 4: Simplify right side
   4,142.03x = 17,279,886.91
5. Step 5: Solve for x
   x = 17,279,886.91/4,142.03
6. Step 6: Final answer
   x = 4,171.85