Finding the Fourth Proportional to 164,648.38, 227,214.72 and 89,196.88

Step by Step Solution

1. Step 1: Write the proportion equation
   164,648.38 : 227,214.72 = 89,196.88 : x
2. Step 2: Convert to fraction form
   164,648.38/227,214.72 = 89,196.88/x
3. Step 3: Cross multiply
   164,648.38x = 227,214.72 × 89,196.88
4. Step 4: Simplify right side
   164,648.38x = 20,266,844,114.07
5. Step 5: Solve for x
   x = 20,266,844,114.07/164,648.38
6. Step 6: Final answer
   x = 123,091.67