Finding the Fourth Proportional to 1,922.52, 2,653.20 and 1,136.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922.52 : 2,653.20 = 1,136.28 : x
2. Step 2: Convert to fraction form
   1,922.52/2,653.20 = 1,136.28/x
3. Step 3: Cross multiply
   1,922.52x = 2,653.20 × 1,136.28
4. Step 4: Simplify right side
   1,922.52x = 3,014,778.10
5. Step 5: Solve for x
   x = 3,014,778.10/1,922.52
6. Step 6: Final answer
   x = 1,568.14