Finding the Fourth Proportional to 8,238.18, 12,355.92 and 3,042.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,238.18 : 12,355.92 = 3,042.84 : x
2. Step 2: Convert to fraction form
   8,238.18/12,355.92 = 3,042.84/x
3. Step 3: Cross multiply
   8,238.18x = 12,355.92 × 3,042.84
4. Step 4: Simplify right side
   8,238.18x = 37,597,087.61
5. Step 5: Solve for x
   x = 37,597,087.61/8,238.18
6. Step 6: Final answer
   x = 4,563.76