Finding the Fourth Proportional to 298,105.89, 411,250.43 and 177,178.46

Step by Step Solution

1. Step 1: Write the proportion equation
   298,105.89 : 411,250.43 = 177,178.46 : x
2. Step 2: Convert to fraction form
   298,105.89/411,250.43 = 177,178.46/x
3. Step 3: Cross multiply
   298,105.89x = 411,250.43 × 177,178.46
4. Step 4: Simplify right side
   298,105.89x = 72,864,716,461.78
5. Step 5: Solve for x
   x = 72,864,716,461.78/298,105.89
6. Step 6: Final answer
   x = 244,425.62