Finding the Fourth Proportional to 2,162.82, 2,985.29 and 1,267.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.82 : 2,985.29 = 1,267.37 : x
2. Step 2: Convert to fraction form
   2,162.82/2,985.29 = 1,267.37/x
3. Step 3: Cross multiply
   2,162.82x = 2,985.29 × 1,267.37
4. Step 4: Simplify right side
   2,162.82x = 3,783,466.99
5. Step 5: Solve for x
   x = 3,783,466.99/2,162.82
6. Step 6: Final answer
   x = 1,749.32