Finding the Fourth Proportional to 139,794.56, 192,935.52 and 82,450.10

Step by Step Solution

1. Step 1: Write the proportion equation
   139,794.56 : 192,935.52 = 82,450.10 : x
2. Step 2: Convert to fraction form
   139,794.56/192,935.52 = 82,450.10/x
3. Step 3: Cross multiply
   139,794.56x = 192,935.52 × 82,450.10
4. Step 4: Simplify right side
   139,794.56x = 15,907,553,399.89
5. Step 5: Solve for x
   x = 15,907,553,399.89/139,794.56
6. Step 6: Final answer
   x = 113,792.36