Finding the Fourth Proportional to 16,772.56, 23,146.24 and 10,488.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,772.56 : 23,146.24 = 10,488.56 : x
2. Step 2: Convert to fraction form
   16,772.56/23,146.24 = 10,488.56/x
3. Step 3: Cross multiply
   16,772.56x = 23,146.24 × 10,488.56
4. Step 4: Simplify right side
   16,772.56x = 242,770,727.01
5. Step 5: Solve for x
   x = 242,770,727.01/16,772.56
6. Step 6: Final answer
   x = 14,474.28