Finding the Fourth Proportional to 2,939.10, 4,407.54 and 1,183.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,939.10 : 4,407.54 = 1,183.51 : x
2. Step 2: Convert to fraction form
   2,939.10/4,407.54 = 1,183.51/x
3. Step 3: Cross multiply
   2,939.10x = 4,407.54 × 1,183.51
4. Step 4: Simplify right side
   2,939.10x = 5,216,377.61
5. Step 5: Solve for x
   x = 5,216,377.61/2,939.10
6. Step 6: Final answer
   x = 1,774.82