Finding the Fourth Proportional to 164,969, 227,657.83 and 89,517.50

Step by Step Solution

1. Step 1: Write the proportion equation
   164,969 : 227,657.83 = 89,517.50 : x
2. Step 2: Convert to fraction form
   164,969/227,657.83 = 89,517.50/x
3. Step 3: Cross multiply
   164,969x = 227,657.83 × 89,517.50
4. Step 4: Simplify right side
   164,969x = 20,379,359,573.23
5. Step 5: Solve for x
   x = 20,379,359,573.23/164,969
6. Step 6: Final answer
   x = 123,534.48