Finding the Fourth Proportional to 1,674.24, 2,309.04 and 1,076.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,674.24 : 2,309.04 = 1,076.83 : x
2. Step 2: Convert to fraction form
   1,674.24/2,309.04 = 1,076.83/x
3. Step 3: Cross multiply
   1,674.24x = 2,309.04 × 1,076.83
4. Step 4: Simplify right side
   1,674.24x = 2,486,437.77
5. Step 5: Solve for x
   x = 2,486,437.77/1,674.24
6. Step 6: Final answer
   x = 1,485.12