Finding the Fourth Proportional to 1,796.70, 2,479.77 and 1,133.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.70 : 2,479.77 = 1,133.78 : x
2. Step 2: Convert to fraction form
   1,796.70/2,479.77 = 1,133.78/x
3. Step 3: Cross multiply
   1,796.70x = 2,479.77 × 1,133.78
4. Step 4: Simplify right side
   1,796.70x = 2,811,519.83
5. Step 5: Solve for x
   x = 2,811,519.83/1,796.70
6. Step 6: Final answer
   x = 1,564.82