Finding the Fourth Proportional to 164,902.50, 227,566.67 and 89,451

Step by Step Solution

1. Step 1: Write the proportion equation
   164,902.50 : 227,566.67 = 89,451 : x
2. Step 2: Convert to fraction form
   164,902.50/227,566.67 = 89,451/x
3. Step 3: Cross multiply
   164,902.50x = 227,566.67 × 89,451
4. Step 4: Simplify right side
   164,902.50x = 20,356,065,750.92
5. Step 5: Solve for x
   x = 20,356,065,750.92/164,902.50
6. Step 6: Final answer
   x = 123,443.04