Finding the Fourth Proportional to 1,104.89, 1,526.09 and 826.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.89 : 1,526.09 = 826.36 : x
2. Step 2: Convert to fraction form
   1,104.89/1,526.09 = 826.36/x
3. Step 3: Cross multiply
   1,104.89x = 1,526.09 × 826.36
4. Step 4: Simplify right side
   1,104.89x = 1,261,097.98
5. Step 5: Solve for x
   x = 1,261,097.98/1,104.89
6. Step 6: Final answer
   x = 1,141.38