Finding the Fourth Proportional to 8,868.35, 12,238.32 and 5,333.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,868.35 : 12,238.32 = 5,333.61 : x
2. Step 2: Convert to fraction form
   8,868.35/12,238.32 = 5,333.61/x
3. Step 3: Cross multiply
   8,868.35x = 12,238.32 × 5,333.61
4. Step 4: Simplify right side
   8,868.35x = 65,274,425.94
5. Step 5: Solve for x
   x = 65,274,425.94/8,868.35
6. Step 6: Final answer
   x = 7,360.38