Finding the Fourth Proportional to 2,081.37, 3,121.94 and 1,169.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081.37 : 3,121.94 = 1,169.37 : x
2. Step 2: Convert to fraction form
   2,081.37/3,121.94 = 1,169.37/x
3. Step 3: Cross multiply
   2,081.37x = 3,121.94 × 1,169.37
4. Step 4: Simplify right side
   2,081.37x = 3,650,697.13
5. Step 5: Solve for x
   x = 3,650,697.13/2,081.37
6. Step 6: Final answer
   x = 1,753.99