Finding the Fourth Proportional to 139,333.92, 192,281.76 and 82,007.52

Step by Step Solution

1. Step 1: Write the proportion equation
   139,333.92 : 192,281.76 = 82,007.52 : x
2. Step 2: Convert to fraction form
   139,333.92/192,281.76 = 82,007.52/x
3. Step 3: Cross multiply
   139,333.92x = 192,281.76 × 82,007.52
4. Step 4: Simplify right side
   139,333.92x = 15,768,550,278.84
5. Step 5: Solve for x
   x = 15,768,550,278.84/139,333.92
6. Step 6: Final answer
   x = 113,170.94