Finding the Fourth Proportional to 1,839.89, 2,760.24 and 1,019.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,839.89 : 2,760.24 = 1,019.36 : x
2. Step 2: Convert to fraction form
   1,839.89/2,760.24 = 1,019.36/x
3. Step 3: Cross multiply
   1,839.89x = 2,760.24 × 1,019.36
4. Step 4: Simplify right side
   1,839.89x = 2,813,678.25
5. Step 5: Solve for x
   x = 2,813,678.25/1,839.89
6. Step 6: Final answer
   x = 1,529.26