Finding the Fourth Proportional to 2,754.50, 4,131.72 and 674.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,754.50 : 4,131.72 = 674.52 : x
2. Step 2: Convert to fraction form
   2,754.50/4,131.72 = 674.52/x
3. Step 3: Cross multiply
   2,754.50x = 4,131.72 × 674.52
4. Step 4: Simplify right side
   2,754.50x = 2,786,927.77
5. Step 5: Solve for x
   x = 2,786,927.77/2,754.50
6. Step 6: Final answer
   x = 1,011.77