Finding the Fourth Proportional to 2,519.91, 3,759.82 and 2,500.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,519.91 : 3,759.82 = 2,500.47 : x
2. Step 2: Convert to fraction form
   2,519.91/3,759.82 = 2,500.47/x
3. Step 3: Cross multiply
   2,519.91x = 3,759.82 × 2,500.47
4. Step 4: Simplify right side
   2,519.91x = 9,401,310.86
5. Step 5: Solve for x
   x = 9,401,310.86/2,519.91
6. Step 6: Final answer
   x = 3,730.81