Finding the Fourth Proportional to 1,103.94, 1,523.58 and 684.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.94 : 1,523.58 = 684.18 : x
2. Step 2: Convert to fraction form
   1,103.94/1,523.58 = 684.18/x
3. Step 3: Cross multiply
   1,103.94x = 1,523.58 × 684.18
4. Step 4: Simplify right side
   1,103.94x = 1,042,402.96
5. Step 5: Solve for x
   x = 1,042,402.96/1,103.94
6. Step 6: Final answer
   x = 944.26