Finding the Fourth Proportional to 2,123.69, 3,183.84 and 968.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.69 : 3,183.84 = 968.63 : x
2. Step 2: Convert to fraction form
   2,123.69/3,183.84 = 968.63/x
3. Step 3: Cross multiply
   2,123.69x = 3,183.84 × 968.63
4. Step 4: Simplify right side
   2,123.69x = 3,083,947.02
5. Step 5: Solve for x
   x = 3,083,947.02/2,123.69
6. Step 6: Final answer
   x = 1,452.17