Finding the Fourth Proportional to 8,825.82, 13,238.34 and 5,355.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,825.82 : 13,238.34 = 5,355.78 : x
2. Step 2: Convert to fraction form
   8,825.82/13,238.34 = 5,355.78/x
3. Step 3: Cross multiply
   8,825.82x = 13,238.34 × 5,355.78
4. Step 4: Simplify right side
   8,825.82x = 70,901,636.61
5. Step 5: Solve for x
   x = 70,901,636.61/8,825.82
6. Step 6: Final answer
   x = 8,033.43