Finding the Fourth Proportional to 164,641.09, 227,204.71 and 89,189.59

Step by Step Solution

1. Step 1: Write the proportion equation
   164,641.09 : 227,204.71 = 89,189.59 : x
2. Step 2: Convert to fraction form
   164,641.09/227,204.71 = 89,189.59/x
3. Step 3: Cross multiply
   164,641.09x = 227,204.71 × 89,189.59
4. Step 4: Simplify right side
   164,641.09x = 20,264,294,930.97
5. Step 5: Solve for x
   x = 20,264,294,930.97/164,641.09
6. Step 6: Final answer
   x = 123,081.64