Finding the Fourth Proportional to 1,819.54, 2,510.67 and 1,022.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.54 : 2,510.67 = 1,022.77 : x
2. Step 2: Convert to fraction form
   1,819.54/2,510.67 = 1,022.77/x
3. Step 3: Cross multiply
   1,819.54x = 2,510.67 × 1,022.77
4. Step 4: Simplify right side
   1,819.54x = 2,567,837.96
5. Step 5: Solve for x
   x = 2,567,837.96/1,819.54
6. Step 6: Final answer
   x = 1,411.26