Finding the Fourth Proportional to 1,597.83, 2,392.41 and 826.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.83 : 2,392.41 = 826.71 : x
2. Step 2: Convert to fraction form
   1,597.83/2,392.41 = 826.71/x
3. Step 3: Cross multiply
   1,597.83x = 2,392.41 × 826.71
4. Step 4: Simplify right side
   1,597.83x = 1,977,829.27
5. Step 5: Solve for x
   x = 1,977,829.27/1,597.83
6. Step 6: Final answer
   x = 1,237.82