Finding the Fourth Proportional to 2,631.75, 3,946.52 and 1,169.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631.75 : 3,946.52 = 1,169.91 : x
2. Step 2: Convert to fraction form
   2,631.75/3,946.52 = 1,169.91/x
3. Step 3: Cross multiply
   2,631.75x = 3,946.52 × 1,169.91
4. Step 4: Simplify right side
   2,631.75x = 4,617,073.21
5. Step 5: Solve for x
   x = 4,617,073.21/2,631.75
6. Step 6: Final answer
   x = 1,754.37