Finding the Fourth Proportional to 298,881.37, 412,443.88 and 162,912.33

Step by Step Solution

1. Step 1: Write the proportion equation
   298,881.37 : 412,443.88 = 162,912.33 : x
2. Step 2: Convert to fraction form
   298,881.37/412,443.88 = 162,912.33/x
3. Step 3: Cross multiply
   298,881.37x = 412,443.88 × 162,912.33
4. Step 4: Simplify right side
   298,881.37x = 67,192,191,422.82
5. Step 5: Solve for x
   x = 67,192,191,422.82/298,881.37
6. Step 6: Final answer
   x = 224,812.24