Finding the Fourth Proportional to 8,872.16, 12,245.72 and 5,334.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,872.16 : 12,245.72 = 5,334.69 : x
2. Step 2: Convert to fraction form
   8,872.16/12,245.72 = 5,334.69/x
3. Step 3: Cross multiply
   8,872.16x = 12,245.72 × 5,334.69
4. Step 4: Simplify right side
   8,872.16x = 65,327,120.03
5. Step 5: Solve for x
   x = 65,327,120.03/8,872.16
6. Step 6: Final answer
   x = 7,363.16