Finding the Fourth Proportional to 298,671.42, 412,166.38 and 164,535.42

Step by Step Solution

1. Step 1: Write the proportion equation
   298,671.42 : 412,166.38 = 164,535.42 : x
2. Step 2: Convert to fraction form
   298,671.42/412,166.38 = 164,535.42/x
3. Step 3: Cross multiply
   298,671.42x = 412,166.38 × 164,535.42
4. Step 4: Simplify right side
   298,671.42x = 67,815,968,443.18
5. Step 5: Solve for x
   x = 67,815,968,443.18/298,671.42
6. Step 6: Final answer
   x = 227,058.78