Finding the Fourth Proportional to 3,665.09, 5,058.69 and 3,548.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.09 : 5,058.69 = 3,548.33 : x
2. Step 2: Convert to fraction form
   3,665.09/5,058.69 = 3,548.33/x
3. Step 3: Cross multiply
   3,665.09x = 5,058.69 × 3,548.33
4. Step 4: Simplify right side
   3,665.09x = 17,949,911.06
5. Step 5: Solve for x
   x = 17,949,911.06/3,665.09
6. Step 6: Final answer
   x = 4,897.54