Finding the Fourth Proportional to 172,833.44, 259,249.83 and 67,578.59

Step by Step Solution

1. Step 1: Write the proportion equation
   172,833.44 : 259,249.83 = 67,578.59 : x
2. Step 2: Convert to fraction form
   172,833.44/259,249.83 = 67,578.59/x
3. Step 3: Cross multiply
   172,833.44x = 259,249.83 × 67,578.59
4. Step 4: Simplify right side
   172,833.44x = 17,519,736,672.89
5. Step 5: Solve for x
   x = 17,519,736,672.89/172,833.44
6. Step 6: Final answer
   x = 101,367.75