Finding the Fourth Proportional to 182,696.72, 251,892.06 and 139,728.92

Step by Step Solution

1. Step 1: Write the proportion equation
   182,696.72 : 251,892.06 = 139,728.92 : x
2. Step 2: Convert to fraction form
   182,696.72/251,892.06 = 139,728.92/x
3. Step 3: Cross multiply
   182,696.72x = 251,892.06 × 139,728.92
4. Step 4: Simplify right side
   182,696.72x = 35,196,605,500.38
5. Step 5: Solve for x
   x = 35,196,605,500.38/182,696.72
6. Step 6: Final answer
   x = 192,650.45