Finding the Fourth Proportional to 119,009.45, 164,234.72 and 65,293.49

Step by Step Solution

1. Step 1: Write the proportion equation
   119,009.45 : 164,234.72 = 65,293.49 : x
2. Step 2: Convert to fraction form
   119,009.45/164,234.72 = 65,293.49/x
3. Step 3: Cross multiply
   119,009.45x = 164,234.72 × 65,293.49
4. Step 4: Simplify right side
   119,009.45x = 10,723,458,047.97
5. Step 5: Solve for x
   x = 10,723,458,047.97/119,009.45
6. Step 6: Final answer
   x = 90,105.94