Finding the Fourth Proportional to 161,469.37, 222,827.69 and 89,854.03

Step by Step Solution

1. Step 1: Write the proportion equation
   161,469.37 : 222,827.69 = 89,854.03 : x
2. Step 2: Convert to fraction form
   161,469.37/222,827.69 = 89,854.03/x
3. Step 3: Cross multiply
   161,469.37x = 222,827.69 × 89,854.03
4. Step 4: Simplify right side
   161,469.37x = 20,021,964,378.68
5. Step 5: Solve for x
   x = 20,021,964,378.68/161,469.37
6. Step 6: Final answer
   x = 123,998.53