Finding the Fourth Proportional to 165,118.50, 227,863.53 and 89,667

Step by Step Solution

1. Step 1: Write the proportion equation
   165,118.50 : 227,863.53 = 89,667 : x
2. Step 2: Convert to fraction form
   165,118.50/227,863.53 = 89,667/x
3. Step 3: Cross multiply
   165,118.50x = 227,863.53 × 89,667
4. Step 4: Simplify right side
   165,118.50x = 20,431,839,144.51
5. Step 5: Solve for x
   x = 20,431,839,144.51/165,118.50
6. Step 6: Final answer
   x = 123,740.46