Finding the Fourth Proportional to 1,716.36, 2,572.78 and 1,100.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,716.36 : 2,572.78 = 1,100.76 : x
2. Step 2: Convert to fraction form
   1,716.36/2,572.78 = 1,100.76/x
3. Step 3: Cross multiply
   1,716.36x = 2,572.78 × 1,100.76
4. Step 4: Simplify right side
   1,716.36x = 2,832,013.31
5. Step 5: Solve for x
   x = 2,832,013.31/1,716.36
6. Step 6: Final answer
   x = 1,650.01