Finding the Fourth Proportional to 165,025.50, 227,735.46 and 89,574

Step by Step Solution

1. Step 1: Write the proportion equation
   165,025.50 : 227,735.46 = 89,574 : x
2. Step 2: Convert to fraction form
   165,025.50/227,735.46 = 89,574/x
3. Step 3: Cross multiply
   165,025.50x = 227,735.46 × 89,574
4. Step 4: Simplify right side
   165,025.50x = 20,399,176,094.04
5. Step 5: Solve for x
   x = 20,399,176,094.04/165,025.50
6. Step 6: Final answer
   x = 123,612.27