Finding the Fourth Proportional to 1,105.50, 1,664.83 and 962.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.50 : 1,664.83 = 962.94 : x
2. Step 2: Convert to fraction form
   1,105.50/1,664.83 = 962.94/x
3. Step 3: Cross multiply
   1,105.50x = 1,664.83 × 962.94
4. Step 4: Simplify right side
   1,105.50x = 1,603,119.47
5. Step 5: Solve for x
   x = 1,603,119.47/1,105.50
6. Step 6: Final answer
   x = 1,450.14