Finding the Fourth Proportional to 139,598.43, 192,647.31 and 75,936.39

Step by Step Solution

1. Step 1: Write the proportion equation
   139,598.43 : 192,647.31 = 75,936.39 : x
2. Step 2: Convert to fraction form
   139,598.43/192,647.31 = 75,936.39/x
3. Step 3: Cross multiply
   139,598.43x = 192,647.31 × 75,936.39
4. Step 4: Simplify right side
   139,598.43x = 14,628,941,264.61
5. Step 5: Solve for x
   x = 14,628,941,264.61/139,598.43
6. Step 6: Final answer
   x = 104,793.02