Finding the Fourth Proportional to 1,363.05, 1,866.87 and 1,283.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.05 : 1,866.87 = 1,283.23 : x
2. Step 2: Convert to fraction form
   1,363.05/1,866.87 = 1,283.23/x
3. Step 3: Cross multiply
   1,363.05x = 1,866.87 × 1,283.23
4. Step 4: Simplify right side
   1,363.05x = 2,395,623.59
5. Step 5: Solve for x
   x = 2,395,623.59/1,363.05
6. Step 6: Final answer
   x = 1,757.55