Finding the Fourth Proportional to 1,996.59, 2,993.58 and 826.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.59 : 2,993.58 = 826.27 : x
2. Step 2: Convert to fraction form
   1,996.59/2,993.58 = 826.27/x
3. Step 3: Cross multiply
   1,996.59x = 2,993.58 × 826.27
4. Step 4: Simplify right side
   1,996.59x = 2,473,507.41
5. Step 5: Solve for x
   x = 2,473,507.41/1,996.59
6. Step 6: Final answer
   x = 1,238.87