Finding the Fourth Proportional to 2,503.49, 3,456.18 and 1,509

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503.49 : 3,456.18 = 1,509 : x
2. Step 2: Convert to fraction form
   2,503.49/3,456.18 = 1,509/x
3. Step 3: Cross multiply
   2,503.49x = 3,456.18 × 1,509
4. Step 4: Simplify right side
   2,503.49x = 5,215,375.62
5. Step 5: Solve for x
   x = 5,215,375.62/2,503.49
6. Step 6: Final answer
   x = 2,083.25