Finding the Fourth Proportional to 164,714.16, 227,305.56 and 89,262.72

Step by Step Solution

1. Step 1: Write the proportion equation
   164,714.16 : 227,305.56 = 89,262.72 : x
2. Step 2: Convert to fraction form
   164,714.16/227,305.56 = 89,262.72/x
3. Step 3: Cross multiply
   164,714.16x = 227,305.56 × 89,262.72
4. Step 4: Simplify right side
   164,714.16x = 20,289,912,556.72
5. Step 5: Solve for x
   x = 20,289,912,556.72/164,714.16
6. Step 6: Final answer
   x = 123,182.56