Finding the Fourth Proportional to 1,674.92, 2,507.69 and 1,262.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,674.92 : 2,507.69 = 1,262.76 : x
2. Step 2: Convert to fraction form
   1,674.92/2,507.69 = 1,262.76/x
3. Step 3: Cross multiply
   1,674.92x = 2,507.69 × 1,262.76
4. Step 4: Simplify right side
   1,674.92x = 3,166,604.31
5. Step 5: Solve for x
   x = 3,166,604.31/1,674.92
6. Step 6: Final answer
   x = 1,890.61