Finding the Fourth Proportional to 222,578.52, 307,166.22 and 121,976.52

Step by Step Solution

1. Step 1: Write the proportion equation
   222,578.52 : 307,166.22 = 121,976.52 : x
2. Step 2: Convert to fraction form
   222,578.52/307,166.22 = 121,976.52/x
3. Step 3: Cross multiply
   222,578.52x = 307,166.22 × 121,976.52
4. Step 4: Simplify right side
   222,578.52x = 37,467,066,577.15
5. Step 5: Solve for x
   x = 37,467,066,577.15/222,578.52
6. Step 6: Final answer
   x = 168,331.91