Finding the Fourth Proportional to 1,104.42, 1,523.71 and 684.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.42 : 1,523.71 = 684.34 : x
2. Step 2: Convert to fraction form
   1,104.42/1,523.71 = 684.34/x
3. Step 3: Cross multiply
   1,104.42x = 1,523.71 × 684.34
4. Step 4: Simplify right side
   1,104.42x = 1,042,730.18
5. Step 5: Solve for x
   x = 1,042,730.18/1,104.42
6. Step 6: Final answer
   x = 944.14