Finding the Fourth Proportional to 1,105.18, 1,524.71 and 632.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.18 : 1,524.71 = 632.82 : x
2. Step 2: Convert to fraction form
   1,105.18/1,524.71 = 632.82/x
3. Step 3: Cross multiply
   1,105.18x = 1,524.71 × 632.82
4. Step 4: Simplify right side
   1,105.18x = 964,868.56
5. Step 5: Solve for x
   x = 964,868.56/1,105.18
6. Step 6: Final answer
   x = 873.04