Finding the Fourth Proportional to 222,018.72, 332,940.42 and 88,874.16

Step by Step Solution

1. Step 1: Write the proportion equation
   222,018.72 : 332,940.42 = 88,874.16 : x
2. Step 2: Convert to fraction form
   222,018.72/332,940.42 = 88,874.16/x
3. Step 3: Cross multiply
   222,018.72x = 332,940.42 × 88,874.16
4. Step 4: Simplify right side
   222,018.72x = 29,589,800,157.55
5. Step 5: Solve for x
   x = 29,589,800,157.55/222,018.72
6. Step 6: Final answer
   x = 133,276.15