Finding the Fourth Proportional to 298,805.82, 412,341.56 and 162,837

Step by Step Solution

1. Step 1: Write the proportion equation
   298,805.82 : 412,341.56 = 162,837 : x
2. Step 2: Convert to fraction form
   298,805.82/412,341.56 = 162,837/x
3. Step 3: Cross multiply
   298,805.82x = 412,341.56 × 162,837
4. Step 4: Simplify right side
   298,805.82x = 67,144,462,605.72
5. Step 5: Solve for x
   x = 67,144,462,605.72/298,805.82
6. Step 6: Final answer
   x = 224,709.35