Finding the Fourth Proportional to 14,683.69, 20,255.83 and 9,019.71

Step by Step Solution

1. Step 1: Write the proportion equation
   14,683.69 : 20,255.83 = 9,019.71 : x
2. Step 2: Convert to fraction form
   14,683.69/20,255.83 = 9,019.71/x
3. Step 3: Cross multiply
   14,683.69x = 20,255.83 × 9,019.71
4. Step 4: Simplify right side
   14,683.69x = 182,701,749.00
5. Step 5: Solve for x
   x = 182,701,749.00/14,683.69
6. Step 6: Final answer
   x = 12,442.50