Finding the Fourth Proportional to 164,809.42, 227,436.98 and 89,357.92

Step by Step Solution

1. Step 1: Write the proportion equation
   164,809.42 : 227,436.98 = 89,357.92 : x
2. Step 2: Convert to fraction form
   164,809.42/227,436.98 = 89,357.92/x
3. Step 3: Cross multiply
   164,809.42x = 227,436.98 × 89,357.92
4. Step 4: Simplify right side
   164,809.42x = 20,323,294,448.50
5. Step 5: Solve for x
   x = 20,323,294,448.50/164,809.42
6. Step 6: Final answer
   x = 123,313.91