Finding the Fourth Proportional to 139,273.61, 192,007.16 and 95,664.83

Step by Step Solution

1. Step 1: Write the proportion equation
   139,273.61 : 192,007.16 = 95,664.83 : x
2. Step 2: Convert to fraction form
   139,273.61/192,007.16 = 95,664.83/x
3. Step 3: Cross multiply
   139,273.61x = 192,007.16 × 95,664.83
4. Step 4: Simplify right side
   139,273.61x = 18,368,330,881.82
5. Step 5: Solve for x
   x = 18,368,330,881.82/139,273.61
6. Step 6: Final answer
   x = 131,886.66