Finding the Fourth Proportional to 2,076.69, 2,865.78 and 1,367.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.69 : 2,865.78 = 1,367.67 : x
2. Step 2: Convert to fraction form
   2,076.69/2,865.78 = 1,367.67/x
3. Step 3: Cross multiply
   2,076.69x = 2,865.78 × 1,367.67
4. Step 4: Simplify right side
   2,076.69x = 3,919,441.33
5. Step 5: Solve for x
   x = 3,919,441.33/2,076.69
6. Step 6: Final answer
   x = 1,887.35