Finding the Fourth Proportional to 10,872.56, 14,891.72 and 10,234.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,872.56 : 14,891.72 = 10,234.23 : x
2. Step 2: Convert to fraction form
   10,872.56/14,891.72 = 10,234.23/x
3. Step 3: Cross multiply
   10,872.56x = 14,891.72 × 10,234.23
4. Step 4: Simplify right side
   10,872.56x = 152,405,236.40
5. Step 5: Solve for x
   x = 152,405,236.40/10,872.56
6. Step 6: Final answer
   x = 14,017.43