Finding the Fourth Proportional to 18,234.10, 27,348.72 and 5,085.37

Step by Step Solution

1. Step 1: Write the proportion equation
   18,234.10 : 27,348.72 = 5,085.37 : x
2. Step 2: Convert to fraction form
   18,234.10/27,348.72 = 5,085.37/x
3. Step 3: Cross multiply
   18,234.10x = 27,348.72 × 5,085.37
4. Step 4: Simplify right side
   18,234.10x = 139,078,360.23
5. Step 5: Solve for x
   x = 139,078,360.23/18,234.10
6. Step 6: Final answer
   x = 7,627.38