Finding the Fourth Proportional to 139,162.74, 192,044.97 and 75,500.39

Step by Step Solution

1. Step 1: Write the proportion equation
   139,162.74 : 192,044.97 = 75,500.39 : x
2. Step 2: Convert to fraction form
   139,162.74/192,044.97 = 75,500.39/x
3. Step 3: Cross multiply
   139,162.74x = 192,044.97 × 75,500.39
4. Step 4: Simplify right side
   139,162.74x = 14,499,469,172.31
5. Step 5: Solve for x
   x = 14,499,469,172.31/139,162.74
6. Step 6: Final answer
   x = 104,190.74