Finding the Fourth Proportional to 1,941.17, 2,678.00 and 1,155.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941.17 : 2,678.00 = 1,155.23 : x
2. Step 2: Convert to fraction form
   1,941.17/2,678.00 = 1,155.23/x
3. Step 3: Cross multiply
   1,941.17x = 2,678.00 × 1,155.23
4. Step 4: Simplify right side
   1,941.17x = 3,093,686.77
5. Step 5: Solve for x
   x = 3,093,686.77/1,941.17
6. Step 6: Final answer
   x = 1,593.73