Finding the Fourth Proportional to 139,174.89, 192,217.82 and 93,773.37

Step by Step Solution

1. Step 1: Write the proportion equation
   139,174.89 : 192,217.82 = 93,773.37 : x
2. Step 2: Convert to fraction form
   139,174.89/192,217.82 = 93,773.37/x
3. Step 3: Cross multiply
   139,174.89x = 192,217.82 × 93,773.37
4. Step 4: Simplify right side
   139,174.89x = 18,024,912,286.59
5. Step 5: Solve for x
   x = 18,024,912,286.59/139,174.89
6. Step 6: Final answer
   x = 129,512.67