Finding the Fourth Proportional to 147,904.56, 204,108.30 and 80,836.56

Step by Step Solution

1. Step 1: Write the proportion equation
   147,904.56 : 204,108.30 = 80,836.56 : x
2. Step 2: Convert to fraction form
   147,904.56/204,108.30 = 80,836.56/x
3. Step 3: Cross multiply
   147,904.56x = 204,108.30 × 80,836.56
4. Step 4: Simplify right side
   147,904.56x = 16,499,412,839.45
5. Step 5: Solve for x
   x = 16,499,412,839.45/147,904.56
6. Step 6: Final answer
   x = 111,554.46