Finding the Fourth Proportional to 1,104.54, 1,653.72 and 826.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.54 : 1,653.72 = 826.32 : x
2. Step 2: Convert to fraction form
   1,104.54/1,653.72 = 826.32/x
3. Step 3: Cross multiply
   1,104.54x = 1,653.72 × 826.32
4. Step 4: Simplify right side
   1,104.54x = 1,366,501.91
5. Step 5: Solve for x
   x = 1,366,501.91/1,104.54
6. Step 6: Final answer
   x = 1,237.17