Finding the Fourth Proportional to 1,105.97, 1,526.38 and 633.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.97 : 1,526.38 = 633.94 : x
2. Step 2: Convert to fraction form
   1,105.97/1,526.38 = 633.94/x
3. Step 3: Cross multiply
   1,105.97x = 1,526.38 × 633.94
4. Step 4: Simplify right side
   1,105.97x = 967,636.52
5. Step 5: Solve for x
   x = 967,636.52/1,105.97
6. Step 6: Final answer
   x = 874.92