Finding the Fourth Proportional to 1,745.34, 2,403.89 and 1,613.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,745.34 : 2,403.89 = 1,613.97 : x
2. Step 2: Convert to fraction form
   1,745.34/2,403.89 = 1,613.97/x
3. Step 3: Cross multiply
   1,745.34x = 2,403.89 × 1,613.97
4. Step 4: Simplify right side
   1,745.34x = 3,879,806.34
5. Step 5: Solve for x
   x = 3,879,806.34/1,745.34
6. Step 6: Final answer
   x = 2,222.95