Finding the Fourth Proportional to 1,863.30, 2,569.83 and 1,303.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863.30 : 2,569.83 = 1,303.09 : x
2. Step 2: Convert to fraction form
   1,863.30/2,569.83 = 1,303.09/x
3. Step 3: Cross multiply
   1,863.30x = 2,569.83 × 1,303.09
4. Step 4: Simplify right side
   1,863.30x = 3,348,708.46
5. Step 5: Solve for x
   x = 3,348,708.46/1,863.30
6. Step 6: Final answer
   x = 1,797.19