Finding the Fourth Proportional to 301,086.73, 415,518.06 and 173,770.51

Step by Step Solution

1. Step 1: Write the proportion equation
   301,086.73 : 415,518.06 = 173,770.51 : x
2. Step 2: Convert to fraction form
   301,086.73/415,518.06 = 173,770.51/x
3. Step 3: Cross multiply
   301,086.73x = 415,518.06 × 173,770.51
4. Step 4: Simplify right side
   301,086.73x = 72,204,785,200.41
5. Step 5: Solve for x
   x = 72,204,785,200.41/301,086.73
6. Step 6: Final answer
   x = 239,813.91