Finding the Fourth Proportional to 2,383.30, 3,288.81 and 1,335.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.30 : 3,288.81 = 1,335.34 : x
2. Step 2: Convert to fraction form
   2,383.30/3,288.81 = 1,335.34/x
3. Step 3: Cross multiply
   2,383.30x = 3,288.81 × 1,335.34
4. Step 4: Simplify right side
   2,383.30x = 4,391,679.55
5. Step 5: Solve for x
   x = 4,391,679.55/2,383.30
6. Step 6: Final answer
   x = 1,842.69