Finding the Fourth Proportional to 8,872.23, 12,243.25 and 5,334.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,872.23 : 12,243.25 = 5,334.76 : x
2. Step 2: Convert to fraction form
   8,872.23/12,243.25 = 5,334.76/x
3. Step 3: Cross multiply
   8,872.23x = 12,243.25 × 5,334.76
4. Step 4: Simplify right side
   8,872.23x = 65,314,800.37
5. Step 5: Solve for x
   x = 65,314,800.37/8,872.23
6. Step 6: Final answer
   x = 7,361.71