Finding the Fourth Proportional to 1,066.25, 1,465.72 and 953.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.25 : 1,465.72 = 953.03 : x
2. Step 2: Convert to fraction form
   1,066.25/1,465.72 = 953.03/x
3. Step 3: Cross multiply
   1,066.25x = 1,465.72 × 953.03
4. Step 4: Simplify right side
   1,066.25x = 1,396,876.41
5. Step 5: Solve for x
   x = 1,396,876.41/1,066.25
6. Step 6: Final answer
   x = 1,310.08