Finding the Fourth Proportional to 2,144.24, 2,958.82 and 1,199.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.24 : 2,958.82 = 1,199.96 : x
2. Step 2: Convert to fraction form
   2,144.24/2,958.82 = 1,199.96/x
3. Step 3: Cross multiply
   2,144.24x = 2,958.82 × 1,199.96
4. Step 4: Simplify right side
   2,144.24x = 3,550,465.65
5. Step 5: Solve for x
   x = 3,550,465.65/2,144.24
6. Step 6: Final answer
   x = 1,655.82