Finding the Fourth Proportional to 1,105.40, 1,524.32 and 732.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.40 : 1,524.32 = 732.25 : x
2. Step 2: Convert to fraction form
   1,105.40/1,524.32 = 732.25/x
3. Step 3: Cross multiply
   1,105.40x = 1,524.32 × 732.25
4. Step 4: Simplify right side
   1,105.40x = 1,116,177.53
5. Step 5: Solve for x
   x = 1,116,177.53/1,105.40
6. Step 6: Final answer
   x = 1,009.75