Finding the Fourth Proportional to 164,595.75, 227,142.15 and 89,144.25

Step by Step Solution

1. Step 1: Write the proportion equation
   164,595.75 : 227,142.15 = 89,144.25 : x
2. Step 2: Convert to fraction form
   164,595.75/227,142.15 = 89,144.25/x
3. Step 3: Cross multiply
   164,595.75x = 227,142.15 × 89,144.25
4. Step 4: Simplify right side
   164,595.75x = 20,248,416,605.14
5. Step 5: Solve for x
   x = 20,248,416,605.14/164,595.75
6. Step 6: Final answer
   x = 123,019.07