Finding the Fourth Proportional to 164,979.50, 227,671.70 and 89,528.00

Step by Step Solution

1. Step 1: Write the proportion equation
   164,979.50 : 227,671.70 = 89,528.00 : x
2. Step 2: Convert to fraction form
   164,979.50/227,671.70 = 89,528.00/x
3. Step 3: Cross multiply
   164,979.50x = 227,671.70 × 89,528.00
4. Step 4: Simplify right side
   164,979.50x = 20,382,990,371.60
5. Step 5: Solve for x
   x = 20,382,990,371.60/164,979.50
6. Step 6: Final answer
   x = 123,548.63