Finding the Fourth Proportional to 2,092.16, 3,136.56 and 1,155.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.16 : 3,136.56 = 1,155.04 : x
2. Step 2: Convert to fraction form
   2,092.16/3,136.56 = 1,155.04/x
3. Step 3: Cross multiply
   2,092.16x = 3,136.56 × 1,155.04
4. Step 4: Simplify right side
   2,092.16x = 3,622,852.26
5. Step 5: Solve for x
   x = 3,622,852.26/2,092.16
6. Step 6: Final answer
   x = 1,731.63