Finding the Fourth Proportional to 263,022.82, 362,993.61 and 161,047.78

Step by Step Solution

1. Step 1: Write the proportion equation
   263,022.82 : 362,993.61 = 161,047.78 : x
2. Step 2: Convert to fraction form
   263,022.82/362,993.61 = 161,047.78/x
3. Step 3: Cross multiply
   263,022.82x = 362,993.61 × 161,047.78
4. Step 4: Simplify right side
   263,022.82x = 58,459,315,044.69
5. Step 5: Solve for x
   x = 58,459,315,044.69/263,022.82
6. Step 6: Final answer
   x = 222,259.48