Finding the Fourth Proportional to 161,174.78, 241,696.56 and 72,404.44

Step by Step Solution

1. Step 1: Write the proportion equation
   161,174.78 : 241,696.56 = 72,404.44 : x
2. Step 2: Convert to fraction form
   161,174.78/241,696.56 = 72,404.44/x
3. Step 3: Cross multiply
   161,174.78x = 241,696.56 × 72,404.44
4. Step 4: Simplify right side
   161,174.78x = 17,499,904,076.73
5. Step 5: Solve for x
   x = 17,499,904,076.73/161,174.78
6. Step 6: Final answer
   x = 108,577.19