Finding the Fourth Proportional to 2,380.68, 3,285.33 and 1,436.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380.68 : 3,285.33 = 1,436.34 : x
2. Step 2: Convert to fraction form
   2,380.68/3,285.33 = 1,436.34/x
3. Step 3: Cross multiply
   2,380.68x = 3,285.33 × 1,436.34
4. Step 4: Simplify right side
   2,380.68x = 4,718,850.89
5. Step 5: Solve for x
   x = 4,718,850.89/2,380.68
6. Step 6: Final answer
   x = 1,982.14