Finding the Fourth Proportional to 172,016.82, 237,381.57 and 96,564.78

Step by Step Solution

1. Step 1: Write the proportion equation
   172,016.82 : 237,381.57 = 96,564.78 : x
2. Step 2: Convert to fraction form
   172,016.82/237,381.57 = 96,564.78/x
3. Step 3: Cross multiply
   172,016.82x = 237,381.57 × 96,564.78
4. Step 4: Simplify right side
   172,016.82x = 22,922,699,083.10
5. Step 5: Solve for x
   x = 22,922,699,083.10/172,016.82
6. Step 6: Final answer
   x = 133,258.47