Finding the Fourth Proportional to 2,469.29, 3,705.81 and 1,171.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.29 : 3,705.81 = 1,171.67 : x
2. Step 2: Convert to fraction form
   2,469.29/3,705.81 = 1,171.67/x
3. Step 3: Cross multiply
   2,469.29x = 3,705.81 × 1,171.67
4. Step 4: Simplify right side
   2,469.29x = 4,341,986.40
5. Step 5: Solve for x
   x = 4,341,986.40/2,469.29
6. Step 6: Final answer
   x = 1,758.39