Finding the Fourth Proportional to 1,267.57, 1,749.16 and 743.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,267.57 : 1,749.16 = 743.50 : x
2. Step 2: Convert to fraction form
   1,267.57/1,749.16 = 743.50/x
3. Step 3: Cross multiply
   1,267.57x = 1,749.16 × 743.50
4. Step 4: Simplify right side
   1,267.57x = 1,300,500.46
5. Step 5: Solve for x
   x = 1,300,500.46/1,267.57
6. Step 6: Final answer
   x = 1,025.98