Finding the Fourth Proportional to 2,650.89, 3,658.21 and 1,455.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.89 : 3,658.21 = 1,455.84 : x
2. Step 2: Convert to fraction form
   2,650.89/3,658.21 = 1,455.84/x
3. Step 3: Cross multiply
   2,650.89x = 3,658.21 × 1,455.84
4. Step 4: Simplify right side
   2,650.89x = 5,325,768.45
5. Step 5: Solve for x
   x = 5,325,768.45/2,650.89
6. Step 6: Final answer
   x = 2,009.05