Finding the Fourth Proportional to 1,944.78, 2,684.12 and 1,159.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,944.78 : 2,684.12 = 1,159.29 : x
2. Step 2: Convert to fraction form
   1,944.78/2,684.12 = 1,159.29/x
3. Step 3: Cross multiply
   1,944.78x = 2,684.12 × 1,159.29
4. Step 4: Simplify right side
   1,944.78x = 3,111,667.68
5. Step 5: Solve for x
   x = 3,111,667.68/1,944.78
6. Step 6: Final answer
   x = 1,600.01