Finding the Fourth Proportional to 2,504.49, 3,454.72 and 1,509.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.49 : 3,454.72 = 1,509.13 : x
2. Step 2: Convert to fraction form
   2,504.49/3,454.72 = 1,509.13/x
3. Step 3: Cross multiply
   2,504.49x = 3,454.72 × 1,509.13
4. Step 4: Simplify right side
   2,504.49x = 5,213,621.59
5. Step 5: Solve for x
   x = 5,213,621.59/2,504.49
6. Step 6: Final answer
   x = 2,081.71