Finding the Fourth Proportional to 101.82, 153.33 and 92.76

Step by Step Solution

1. Step 1: Write the proportion equation
   101.82 : 153.33 = 92.76 : x
2. Step 2: Convert to fraction form
   101.82/153.33 = 92.76/x
3. Step 3: Cross multiply
   101.82x = 153.33 × 92.76
4. Step 4: Simplify right side
   101.82x = 14,222.89
5. Step 5: Solve for x
   x = 14,222.89/101.82
6. Step 6: Final answer
   x = 139.69