Finding the Fourth Proportional to 18,314.67, 27,469.54 and 5,168.10

Step by Step Solution

1. Step 1: Write the proportion equation
   18,314.67 : 27,469.54 = 5,168.10 : x
2. Step 2: Convert to fraction form
   18,314.67/27,469.54 = 5,168.10/x
3. Step 3: Cross multiply
   18,314.67x = 27,469.54 × 5,168.10
4. Step 4: Simplify right side
   18,314.67x = 141,965,329.67
5. Step 5: Solve for x
   x = 141,965,329.67/18,314.67
6. Step 6: Final answer
   x = 7,751.45