Finding the Fourth Proportional to 18,456.23, 27,683.37 and 5,308.08

Step by Step Solution

1. Step 1: Write the proportion equation
   18,456.23 : 27,683.37 = 5,308.08 : x
2. Step 2: Convert to fraction form
   18,456.23/27,683.37 = 5,308.08/x
3. Step 3: Cross multiply
   18,456.23x = 27,683.37 × 5,308.08
4. Step 4: Simplify right side
   18,456.23x = 146,945,542.63
5. Step 5: Solve for x
   x = 146,945,542.63/18,456.23
6. Step 6: Final answer
   x = 7,961.84