Finding the Fourth Proportional to 2,550.02, 3,821.78 and 1,396.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.02 : 3,821.78 = 1,396.58 : x
2. Step 2: Convert to fraction form
   2,550.02/3,821.78 = 1,396.58/x
3. Step 3: Cross multiply
   2,550.02x = 3,821.78 × 1,396.58
4. Step 4: Simplify right side
   2,550.02x = 5,337,405.89
5. Step 5: Solve for x
   x = 5,337,405.89/2,550.02
6. Step 6: Final answer
   x = 2,093.09