Finding the Fourth Proportional to 80,196.72, 120,306.24 and 33,438.84

Step by Step Solution

1. Step 1: Write the proportion equation
   80,196.72 : 120,306.24 = 33,438.84 : x
2. Step 2: Convert to fraction form
   80,196.72/120,306.24 = 33,438.84/x
3. Step 3: Cross multiply
   80,196.72x = 120,306.24 × 33,438.84
4. Step 4: Simplify right side
   80,196.72x = 4,022,901,110.36
5. Step 5: Solve for x
   x = 4,022,901,110.36/80,196.72
6. Step 6: Final answer
   x = 50,162.91