Finding the Fourth Proportional to 1,105.45, 1,524.84 and 732.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.45 : 1,524.84 = 732.30 : x
2. Step 2: Convert to fraction form
   1,105.45/1,524.84 = 732.30/x
3. Step 3: Cross multiply
   1,105.45x = 1,524.84 × 732.30
4. Step 4: Simplify right side
   1,105.45x = 1,116,635.99
5. Step 5: Solve for x
   x = 1,116,635.99/1,105.45
6. Step 6: Final answer
   x = 1,010.12