Finding the Fourth Proportional to 2,380.97, 3,285.78 and 1,333.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380.97 : 3,285.78 = 1,333.03 : x
2. Step 2: Convert to fraction form
   2,380.97/3,285.78 = 1,333.03/x
3. Step 3: Cross multiply
   2,380.97x = 3,285.78 × 1,333.03
4. Step 4: Simplify right side
   2,380.97x = 4,380,043.31
5. Step 5: Solve for x
   x = 4,380,043.31/2,380.97
6. Step 6: Final answer
   x = 1,839.60