Finding the Fourth Proportional to 2,377.51, 3,280.89 and 1,329.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.51 : 3,280.89 = 1,329.58 : x
2. Step 2: Convert to fraction form
   2,377.51/3,280.89 = 1,329.58/x
3. Step 3: Cross multiply
   2,377.51x = 3,280.89 × 1,329.58
4. Step 4: Simplify right side
   2,377.51x = 4,362,205.73
5. Step 5: Solve for x
   x = 4,362,205.73/2,377.51
6. Step 6: Final answer
   x = 1,834.78