Finding the Fourth Proportional to 3,630.89, 5,012.15 and 2,453.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.89 : 5,012.15 = 2,453.55 : x
2. Step 2: Convert to fraction form
   3,630.89/5,012.15 = 2,453.55/x
3. Step 3: Cross multiply
   3,630.89x = 5,012.15 × 2,453.55
4. Step 4: Simplify right side
   3,630.89x = 12,297,560.63
5. Step 5: Solve for x
   x = 12,297,560.63/3,630.89
6. Step 6: Final answer
   x = 3,386.93