Finding the Fourth Proportional to 1,104.54, 1,523.82 and 684.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.54 : 1,523.82 = 684.74 : x
2. Step 2: Convert to fraction form
   1,104.54/1,523.82 = 684.74/x
3. Step 3: Cross multiply
   1,104.54x = 1,523.82 × 684.74
4. Step 4: Simplify right side
   1,104.54x = 1,043,420.51
5. Step 5: Solve for x
   x = 1,043,420.51/1,104.54
6. Step 6: Final answer
   x = 944.67