Finding the Fourth Proportional to 132,096.33, 198,142.20 and 53,208.54

Step by Step Solution

1. Step 1: Write the proportion equation
   132,096.33 : 198,142.20 = 53,208.54 : x
2. Step 2: Convert to fraction form
   132,096.33/198,142.20 = 53,208.54/x
3. Step 3: Cross multiply
   132,096.33x = 198,142.20 × 53,208.54
4. Step 4: Simplify right side
   132,096.33x = 10,542,857,174.39
5. Step 5: Solve for x
   x = 10,542,857,174.39/132,096.33
6. Step 6: Final answer
   x = 79,811.89