Finding the Fourth Proportional to 2,362.87, 3,260.43 and 1,367.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,362.87 : 3,260.43 = 1,367.78 : x
2. Step 2: Convert to fraction form
   2,362.87/3,260.43 = 1,367.78/x
3. Step 3: Cross multiply
   2,362.87x = 3,260.43 × 1,367.78
4. Step 4: Simplify right side
   2,362.87x = 4,459,559.10
5. Step 5: Solve for x
   x = 4,459,559.10/2,362.87
6. Step 6: Final answer
   x = 1,887.35