Finding the Fourth Proportional to 164,564.34, 227,099.88 and 89,112.84

Step by Step Solution

1. Step 1: Write the proportion equation
   164,564.34 : 227,099.88 = 89,112.84 : x
2. Step 2: Convert to fraction form
   164,564.34/227,099.88 = 89,112.84/x
3. Step 3: Cross multiply
   164,564.34x = 227,099.88 × 89,112.84
4. Step 4: Simplify right side
   164,564.34x = 20,237,515,270.46
5. Step 5: Solve for x
   x = 20,237,515,270.46/164,564.34
6. Step 6: Final answer
   x = 122,976.31