Finding the Fourth Proportional to 1,745.37, 2,406.83 and 1,155.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,745.37 : 2,406.83 = 1,155.69 : x
2. Step 2: Convert to fraction form
   1,745.37/2,406.83 = 1,155.69/x
3. Step 3: Cross multiply
   1,745.37x = 2,406.83 × 1,155.69
4. Step 4: Simplify right side
   1,745.37x = 2,781,543.58
5. Step 5: Solve for x
   x = 2,781,543.58/1,745.37
6. Step 6: Final answer
   x = 1,593.67