Finding the Fourth Proportional to 222,568.10, 307,143.50 and 120,596.34

Step by Step Solution

1. Step 1: Write the proportion equation
   222,568.10 : 307,143.50 = 120,596.34 : x
2. Step 2: Convert to fraction form
   222,568.10/307,143.50 = 120,596.34/x
3. Step 3: Cross multiply
   222,568.10x = 307,143.50 × 120,596.34
4. Step 4: Simplify right side
   222,568.10x = 37,040,382,503.60
5. Step 5: Solve for x
   x = 37,040,382,503.60/222,568.10
6. Step 6: Final answer
   x = 166,422.69