Finding the Fourth Proportional to 1,104.28, 1,523.82 and 632.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.28 : 1,523.82 = 632.32 : x
2. Step 2: Convert to fraction form
   1,104.28/1,523.82 = 632.32/x
3. Step 3: Cross multiply
   1,104.28x = 1,523.82 × 632.32
4. Step 4: Simplify right side
   1,104.28x = 963,541.86
5. Step 5: Solve for x
   x = 963,541.86/1,104.28
6. Step 6: Final answer
   x = 872.55