Finding the Fourth Proportional to 2,377.89, 3,281.50 and 1,329.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.89 : 3,281.50 = 1,329.95 : x
2. Step 2: Convert to fraction form
   2,377.89/3,281.50 = 1,329.95/x
3. Step 3: Cross multiply
   2,377.89x = 3,281.50 × 1,329.95
4. Step 4: Simplify right side
   2,377.89x = 4,364,243.23
5. Step 5: Solve for x
   x = 4,364,243.23/2,377.89
6. Step 6: Final answer
   x = 1,835.34