Finding the Fourth Proportional to 289,769.97, 400,076.71 and 181,039.82

Step by Step Solution

1. Step 1: Write the proportion equation
   289,769.97 : 400,076.71 = 181,039.82 : x
2. Step 2: Convert to fraction form
   289,769.97/400,076.71 = 181,039.82/x
3. Step 3: Cross multiply
   289,769.97x = 400,076.71 × 181,039.82
4. Step 4: Simplify right side
   289,769.97x = 72,429,815,564.59
5. Step 5: Solve for x
   x = 72,429,815,564.59/289,769.97
6. Step 6: Final answer
   x = 249,956.25