Finding the Fourth Proportional to 298,769.72, 412,296.89 and 162,804.84

Step by Step Solution

1. Step 1: Write the proportion equation
   298,769.72 : 412,296.89 = 162,804.84 : x
2. Step 2: Convert to fraction form
   298,769.72/412,296.89 = 162,804.84/x
3. Step 3: Cross multiply
   298,769.72x = 412,296.89 × 162,804.84
4. Step 4: Simplify right side
   298,769.72x = 67,123,926,848.81
5. Step 5: Solve for x
   x = 67,123,926,848.81/298,769.72
6. Step 6: Final answer
   x = 224,667.77