Finding the Fourth Proportional to 2,012.82, 2,777.07 and 1,267.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.82 : 2,777.07 = 1,267.52 : x
2. Step 2: Convert to fraction form
   2,012.82/2,777.07 = 1,267.52/x
3. Step 3: Cross multiply
   2,012.82x = 2,777.07 × 1,267.52
4. Step 4: Simplify right side
   2,012.82x = 3,519,977.88
5. Step 5: Solve for x
   x = 3,519,977.88/2,012.82
6. Step 6: Final answer
   x = 1,748.78