Finding the Fourth Proportional to 1,022.22, 1,532.52 and 952.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022.22 : 1,532.52 = 952.56 : x
2. Step 2: Convert to fraction form
   1,022.22/1,532.52 = 952.56/x
3. Step 3: Cross multiply
   1,022.22x = 1,532.52 × 952.56
4. Step 4: Simplify right side
   1,022.22x = 1,459,817.25
5. Step 5: Solve for x
   x = 1,459,817.25/1,022.22
6. Step 6: Final answer
   x = 1,428.09