Finding the Fourth Proportional to 1,922.17, 2,653.87 and 1,136.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922.17 : 2,653.87 = 1,136.47 : x
2. Step 2: Convert to fraction form
   1,922.17/2,653.87 = 1,136.47/x
3. Step 3: Cross multiply
   1,922.17x = 2,653.87 × 1,136.47
4. Step 4: Simplify right side
   1,922.17x = 3,016,030.37
5. Step 5: Solve for x
   x = 3,016,030.37/1,922.17
6. Step 6: Final answer
   x = 1,569.08