Finding the Fourth Proportional to 158,908.89, 238,238.72 and 74,625.68

Step by Step Solution

1. Step 1: Write the proportion equation
   158,908.89 : 238,238.72 = 74,625.68 : x
2. Step 2: Convert to fraction form
   158,908.89/238,238.72 = 74,625.68/x
3. Step 3: Cross multiply
   158,908.89x = 238,238.72 × 74,625.68
4. Step 4: Simplify right side
   158,908.89x = 17,778,726,091.25
5. Step 5: Solve for x
   x = 17,778,726,091.25/158,908.89
6. Step 6: Final answer
   x = 111,879.99