Finding the Fourth Proportional to 2,212.35, 3,052.83 and 1,267.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212.35 : 3,052.83 = 1,267.71 : x
2. Step 2: Convert to fraction form
   2,212.35/3,052.83 = 1,267.71/x
3. Step 3: Cross multiply
   2,212.35x = 3,052.83 × 1,267.71
4. Step 4: Simplify right side
   2,212.35x = 3,870,103.12
5. Step 5: Solve for x
   x = 3,870,103.12/2,212.35
6. Step 6: Final answer
   x = 1,749.32