Finding the Fourth Proportional to 67,173.58, 100,737.78 and 33,872.38

Step by Step Solution

1. Step 1: Write the proportion equation
   67,173.58 : 100,737.78 = 33,872.38 : x
2. Step 2: Convert to fraction form
   67,173.58/100,737.78 = 33,872.38/x
3. Step 3: Cross multiply
   67,173.58x = 100,737.78 × 33,872.38
4. Step 4: Simplify right side
   67,173.58x = 3,412,228,364.52
5. Step 5: Solve for x
   x = 3,412,228,364.52/67,173.58
6. Step 6: Final answer
   x = 50,797.18