Finding the Fourth Proportional to 1,861.50, 2,568.87 and 1,033.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,861.50 : 2,568.87 = 1,033.50 : x
2. Step 2: Convert to fraction form
   1,861.50/2,568.87 = 1,033.50/x
3. Step 3: Cross multiply
   1,861.50x = 2,568.87 × 1,033.50
4. Step 4: Simplify right side
   1,861.50x = 2,654,927.15
5. Step 5: Solve for x
   x = 2,654,927.15/1,861.50
6. Step 6: Final answer
   x = 1,426.23