Finding the Fourth Proportional to 1,819.48, 2,510.89 and 1,022.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.48 : 2,510.89 = 1,022.82 : x
2. Step 2: Convert to fraction form
   1,819.48/2,510.89 = 1,022.82/x
3. Step 3: Cross multiply
   1,819.48x = 2,510.89 × 1,022.82
4. Step 4: Simplify right side
   1,819.48x = 2,568,193.93
5. Step 5: Solve for x
   x = 2,568,193.93/1,819.48
6. Step 6: Final answer
   x = 1,411.50