Finding the Fourth Proportional to 1,095.55, 1,514.78 and 957.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,095.55 : 1,514.78 = 957.22 : x
2. Step 2: Convert to fraction form
   1,095.55/1,514.78 = 957.22/x
3. Step 3: Cross multiply
   1,095.55x = 1,514.78 × 957.22
4. Step 4: Simplify right side
   1,095.55x = 1,449,977.71
5. Step 5: Solve for x
   x = 1,449,977.71/1,095.55
6. Step 6: Final answer
   x = 1,323.52