Finding the Fourth Proportional to 223,945.34, 335,585.72 and 164,490.38

Step by Step Solution

1. Step 1: Write the proportion equation
   223,945.34 : 335,585.72 = 164,490.38 : x
2. Step 2: Convert to fraction form
   223,945.34/335,585.72 = 164,490.38/x
3. Step 3: Cross multiply
   223,945.34x = 335,585.72 × 164,490.38
4. Step 4: Simplify right side
   223,945.34x = 55,200,622,605.37
5. Step 5: Solve for x
   x = 55,200,622,605.37/223,945.34
6. Step 6: Final answer
   x = 246,491.50