Finding the Fourth Proportional to 18,429.50, 25,433.25 and 10,472.06

Step by Step Solution

1. Step 1: Write the proportion equation
   18,429.50 : 25,433.25 = 10,472.06 : x
2. Step 2: Convert to fraction form
   18,429.50/25,433.25 = 10,472.06/x
3. Step 3: Cross multiply
   18,429.50x = 25,433.25 × 10,472.06
4. Step 4: Simplify right side
   18,429.50x = 266,338,520.00
5. Step 5: Solve for x
   x = 266,338,520.00/18,429.50
6. Step 6: Final answer
   x = 14,451.75