Finding the Fourth Proportional to 2,380.89, 3,567.28 and 1,684.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380.89 : 3,567.28 = 1,684.15 : x
2. Step 2: Convert to fraction form
   2,380.89/3,567.28 = 1,684.15/x
3. Step 3: Cross multiply
   2,380.89x = 3,567.28 × 1,684.15
4. Step 4: Simplify right side
   2,380.89x = 6,007,834.61
5. Step 5: Solve for x
   x = 6,007,834.61/2,380.89
6. Step 6: Final answer
   x = 2,523.36