Finding the Fourth Proportional to 1,824.82, 2,519.15 and 1,238.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824.82 : 2,519.15 = 1,238.42 : x
2. Step 2: Convert to fraction form
   1,824.82/2,519.15 = 1,238.42/x
3. Step 3: Cross multiply
   1,824.82x = 2,519.15 × 1,238.42
4. Step 4: Simplify right side
   1,824.82x = 3,119,765.85
5. Step 5: Solve for x
   x = 3,119,765.85/1,824.82
6. Step 6: Final answer
   x = 1,709.63