Finding the Fourth Proportional to 262,964.88, 362,667.98 and 222,327.16

Step by Step Solution

1. Step 1: Write the proportion equation
   262,964.88 : 362,667.98 = 222,327.16 : x
2. Step 2: Convert to fraction form
   262,964.88/362,667.98 = 222,327.16/x
3. Step 3: Cross multiply
   262,964.88x = 362,667.98 × 222,327.16
4. Step 4: Simplify right side
   262,964.88x = 80,630,942,016.34
5. Step 5: Solve for x
   x = 80,630,942,016.34/262,964.88
6. Step 6: Final answer
   x = 306,622.47