Finding the Fourth Proportional to 12,204.84, 18,300.70 and 3,882.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,204.84 : 18,300.70 = 3,882.60 : x
2. Step 2: Convert to fraction form
   12,204.84/18,300.70 = 3,882.60/x
3. Step 3: Cross multiply
   12,204.84x = 18,300.70 × 3,882.60
4. Step 4: Simplify right side
   12,204.84x = 71,054,297.82
5. Step 5: Solve for x
   x = 71,054,297.82/12,204.84
6. Step 6: Final answer
   x = 5,821.81