Finding the Fourth Proportional to 148,164.48, 204,466.56 and 81,096

Step by Step Solution

1. Step 1: Write the proportion equation
   148,164.48 : 204,466.56 = 81,096 : x
2. Step 2: Convert to fraction form
   148,164.48/204,466.56 = 81,096/x
3. Step 3: Cross multiply
   148,164.48x = 204,466.56 × 81,096
4. Step 4: Simplify right side
   148,164.48x = 16,581,420,149.76
5. Step 5: Solve for x
   x = 16,581,420,149.76/148,164.48
6. Step 6: Final answer
   x = 111,912.25