Finding the Fourth Proportional to 3,142.40, 4,712.03 and 1,167.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,142.40 : 4,712.03 = 1,167.41 : x
2. Step 2: Convert to fraction form
   3,142.40/4,712.03 = 1,167.41/x
3. Step 3: Cross multiply
   3,142.40x = 4,712.03 × 1,167.41
4. Step 4: Simplify right side
   3,142.40x = 5,500,841.55
5. Step 5: Solve for x
   x = 5,500,841.55/3,142.40
6. Step 6: Final answer
   x = 1,750.53