Finding the Fourth Proportional to 2,383.02, 3,288.20 and 1,499.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.02 : 3,288.20 = 1,499.31 : x
2. Step 2: Convert to fraction form
   2,383.02/3,288.20 = 1,499.31/x
3. Step 3: Cross multiply
   2,383.02x = 3,288.20 × 1,499.31
4. Step 4: Simplify right side
   2,383.02x = 4,930,023.65
5. Step 5: Solve for x
   x = 4,930,023.65/2,383.02
6. Step 6: Final answer
   x = 2,068.81