Finding the Fourth Proportional to 3,005.39, 4,146.72 and 1,745.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,005.39 : 4,146.72 = 1,745.69 : x
2. Step 2: Convert to fraction form
   3,005.39/4,146.72 = 1,745.69/x
3. Step 3: Cross multiply
   3,005.39x = 4,146.72 × 1,745.69
4. Step 4: Simplify right side
   3,005.39x = 7,238,908.64
5. Step 5: Solve for x
   x = 7,238,908.64/3,005.39
6. Step 6: Final answer
   x = 2,408.64