Finding the Fourth Proportional to 222,648.75, 307,274.72 and 122,066.19

Step by Step Solution

1. Step 1: Write the proportion equation
   222,648.75 : 307,274.72 = 122,066.19 : x
2. Step 2: Convert to fraction form
   222,648.75/307,274.72 = 122,066.19/x
3. Step 3: Cross multiply
   222,648.75x = 307,274.72 × 122,066.19
4. Step 4: Simplify right side
   222,648.75x = 37,507,853,743.39
5. Step 5: Solve for x
   x = 37,507,853,743.39/222,648.75
6. Step 6: Final answer
   x = 168,462.00