Finding the Fourth Proportional to 2,391.82, 3,300.38 and 1,329.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.82 : 3,300.38 = 1,329.50 : x
2. Step 2: Convert to fraction form
   2,391.82/3,300.38 = 1,329.50/x
3. Step 3: Cross multiply
   2,391.82x = 3,300.38 × 1,329.50
4. Step 4: Simplify right side
   2,391.82x = 4,387,855.21
5. Step 5: Solve for x
   x = 4,387,855.21/2,391.82
6. Step 6: Final answer
   x = 1,834.53