Finding the Fourth Proportional to 3,388.29, 5,082.91 and 1,048.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,388.29 : 5,082.91 = 1,048.49 : x
2. Step 2: Convert to fraction form
   3,388.29/5,082.91 = 1,048.49/x
3. Step 3: Cross multiply
   3,388.29x = 5,082.91 × 1,048.49
4. Step 4: Simplify right side
   3,388.29x = 5,329,371.33
5. Step 5: Solve for x
   x = 5,329,371.33/3,388.29
6. Step 6: Final answer
   x = 1,572.88