Finding the Fourth Proportional to 139,196.73, 192,092 and 75,534.53

Step by Step Solution

1. Step 1: Write the proportion equation
   139,196.73 : 192,092 = 75,534.53 : x
2. Step 2: Convert to fraction form
   139,196.73/192,092 = 75,534.53/x
3. Step 3: Cross multiply
   139,196.73x = 192,092 × 75,534.53
4. Step 4: Simplify right side
   139,196.73x = 14,509,578,936.76
5. Step 5: Solve for x
   x = 14,509,578,936.76/139,196.73
6. Step 6: Final answer
   x = 104,237.93