Finding the Fourth Proportional to 162.82, 243.82 and 124.14

Step by Step Solution

1. Step 1: Write the proportion equation
   162.82 : 243.82 = 124.14 : x
2. Step 2: Convert to fraction form
   162.82/243.82 = 124.14/x
3. Step 3: Cross multiply
   162.82x = 243.82 × 124.14
4. Step 4: Simplify right side
   162.82x = 30,267.50
5. Step 5: Solve for x
   x = 30,267.50/162.82
6. Step 6: Final answer
   x = 185.90