Finding the Fourth Proportional to 27,938.50, 41,910.27 and 7,162.18

Step by Step Solution

1. Step 1: Write the proportion equation
   27,938.50 : 41,910.27 = 7,162.18 : x
2. Step 2: Convert to fraction form
   27,938.50/41,910.27 = 7,162.18/x
3. Step 3: Cross multiply
   27,938.50x = 41,910.27 × 7,162.18
4. Step 4: Simplify right side
   27,938.50x = 300,168,897.59
5. Step 5: Solve for x
   x = 300,168,897.59/27,938.50
6. Step 6: Final answer
   x = 10,743.92