Finding the Fourth Proportional to 222,834.82, 307,510.65 and 120,862.71

Step by Step Solution

1. Step 1: Write the proportion equation
   222,834.82 : 307,510.65 = 120,862.71 : x
2. Step 2: Convert to fraction form
   222,834.82/307,510.65 = 120,862.71/x
3. Step 3: Cross multiply
   222,834.82x = 307,510.65 × 120,862.71
4. Step 4: Simplify right side
   222,834.82x = 37,166,570,512.86
5. Step 5: Solve for x
   x = 37,166,570,512.86/222,834.82
6. Step 6: Final answer
   x = 166,789.78