Finding the Fourth Proportional to 301,091.72, 415,524.96 and 173,775.51

Step by Step Solution

1. Step 1: Write the proportion equation
   301,091.72 : 415,524.96 = 173,775.51 : x
2. Step 2: Convert to fraction form
   301,091.72/415,524.96 = 173,775.51/x
3. Step 3: Cross multiply
   301,091.72x = 415,524.96 × 173,775.51
4. Step 4: Simplify right side
   301,091.72x = 72,208,061,841.73
5. Step 5: Solve for x
   x = 72,208,061,841.73/301,091.72
6. Step 6: Final answer
   x = 239,820.82