Finding the Fourth Proportional to 3,249.89, 4,871.91 and 1,169.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,249.89 : 4,871.91 = 1,169.40 : x
2. Step 2: Convert to fraction form
   3,249.89/4,871.91 = 1,169.40/x
3. Step 3: Cross multiply
   3,249.89x = 4,871.91 × 1,169.40
4. Step 4: Simplify right side
   3,249.89x = 5,697,211.55
5. Step 5: Solve for x
   x = 5,697,211.55/3,249.89
6. Step 6: Final answer
   x = 1,753.05