Finding the Fourth Proportional to 131.83, 196.34 and 130.24

Step by Step Solution

1. Step 1: Write the proportion equation
   131.83 : 196.34 = 130.24 : x
2. Step 2: Convert to fraction form
   131.83/196.34 = 130.24/x
3. Step 3: Cross multiply
   131.83x = 196.34 × 130.24
4. Step 4: Simplify right side
   131.83x = 25,571.32
5. Step 5: Solve for x
   x = 25,571.32/131.83
6. Step 6: Final answer
   x = 193.97