Finding the Fourth Proportional to 164,499.70, 227,007.48 and 89,048.20

Step by Step Solution

1. Step 1: Write the proportion equation
   164,499.70 : 227,007.48 = 89,048.20 : x
2. Step 2: Convert to fraction form
   164,499.70/227,007.48 = 89,048.20/x
3. Step 3: Cross multiply
   164,499.70x = 227,007.48 × 89,048.20
4. Step 4: Simplify right side
   164,499.70x = 20,214,607,480.54
5. Step 5: Solve for x
   x = 20,214,607,480.54/164,499.70
6. Step 6: Final answer
   x = 122,885.38