Finding the Fourth Proportional to 95,119.49, 142,523.39 and 57,691.72

Step by Step Solution

1. Step 1: Write the proportion equation
   95,119.49 : 142,523.39 = 57,691.72 : x
2. Step 2: Convert to fraction form
   95,119.49/142,523.39 = 57,691.72/x
3. Step 3: Cross multiply
   95,119.49x = 142,523.39 × 57,691.72
4. Step 4: Simplify right side
   95,119.49x = 8,222,419,297.25
5. Step 5: Solve for x
   x = 8,222,419,297.25/95,119.49
6. Step 6: Final answer
   x = 86,443.05