Finding the Fourth Proportional to 1,958.73, 2,936.12 and 1,228.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,958.73 : 2,936.12 = 1,228.82 : x
2. Step 2: Convert to fraction form
   1,958.73/2,936.12 = 1,228.82/x
3. Step 3: Cross multiply
   1,958.73x = 2,936.12 × 1,228.82
4. Step 4: Simplify right side
   1,958.73x = 3,607,942.15
5. Step 5: Solve for x
   x = 3,607,942.15/1,958.73
6. Step 6: Final answer
   x = 1,841.98