Finding the Fourth Proportional to 2,333.27, 3,219.91 and 1,285.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.27 : 3,219.91 = 1,285.33 : x
2. Step 2: Convert to fraction form
   2,333.27/3,219.91 = 1,285.33/x
3. Step 3: Cross multiply
   2,333.27x = 3,219.91 × 1,285.33
4. Step 4: Simplify right side
   2,333.27x = 4,138,638.08
5. Step 5: Solve for x
   x = 4,138,638.08/2,333.27
6. Step 6: Final answer
   x = 1,773.75