Finding the Fourth Proportional to 164,665.84, 227,239.01 and 89,214.34

Step by Step Solution

1. Step 1: Write the proportion equation
   164,665.84 : 227,239.01 = 89,214.34 : x
2. Step 2: Convert to fraction form
   164,665.84/227,239.01 = 89,214.34/x
3. Step 3: Cross multiply
   164,665.84x = 227,239.01 × 89,214.34
4. Step 4: Simplify right side
   164,665.84x = 20,272,978,299.40
5. Step 5: Solve for x
   x = 20,272,978,299.40/164,665.84
6. Step 6: Final answer
   x = 123,115.87