Finding the Fourth Proportional to 3,628.89, 5,009.39 and 2,451.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,628.89 : 5,009.39 = 2,451.55 : x
2. Step 2: Convert to fraction form
   3,628.89/5,009.39 = 2,451.55/x
3. Step 3: Cross multiply
   3,628.89x = 5,009.39 × 2,451.55
4. Step 4: Simplify right side
   3,628.89x = 12,280,770.05
5. Step 5: Solve for x
   x = 12,280,770.05/3,628.89
6. Step 6: Final answer
   x = 3,384.17