Finding the Fourth Proportional to 139,591.98, 192,622.05 and 82,227.92

Step by Step Solution

1. Step 1: Write the proportion equation
   139,591.98 : 192,622.05 = 82,227.92 : x
2. Step 2: Convert to fraction form
   139,591.98/192,622.05 = 82,227.92/x
3. Step 3: Cross multiply
   139,591.98x = 192,622.05 × 82,227.92
4. Step 4: Simplify right side
   139,591.98x = 15,838,909,554.53
5. Step 5: Solve for x
   x = 15,838,909,554.53/139,591.98
6. Step 6: Final answer
   x = 113,465.76