Finding the Fourth Proportional to 1,375.41, 2,059.94 and 826.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375.41 : 2,059.94 = 826.38 : x
2. Step 2: Convert to fraction form
   1,375.41/2,059.94 = 826.38/x
3. Step 3: Cross multiply
   1,375.41x = 2,059.94 × 826.38
4. Step 4: Simplify right side
   1,375.41x = 1,702,297.33
5. Step 5: Solve for x
   x = 1,702,297.33/1,375.41
6. Step 6: Final answer
   x = 1,237.66