Finding the Fourth Proportional to 5,208.72, 7,813.89 and 1,745.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,208.72 : 7,813.89 = 1,745.16 : x
2. Step 2: Convert to fraction form
   5,208.72/7,813.89 = 1,745.16/x
3. Step 3: Cross multiply
   5,208.72x = 7,813.89 × 1,745.16
4. Step 4: Simplify right side
   5,208.72x = 13,636,488.27
5. Step 5: Solve for x
   x = 13,636,488.27/5,208.72
6. Step 6: Final answer
   x = 2,618.01