Finding the Fourth Proportional to 8,808.89, 13,204.38 and 5,524.28

Step by Step Solution

1. Step 1: Write the proportion equation
   8,808.89 : 13,204.38 = 5,524.28 : x
2. Step 2: Convert to fraction form
   8,808.89/13,204.38 = 5,524.28/x
3. Step 3: Cross multiply
   8,808.89x = 13,204.38 × 5,524.28
4. Step 4: Simplify right side
   8,808.89x = 72,944,626.32
5. Step 5: Solve for x
   x = 72,944,626.32/8,808.89
6. Step 6: Final answer
   x = 8,280.80