Finding the Fourth Proportional to 1,736.39, 2,603.78 and 1,006.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,736.39 : 2,603.78 = 1,006.18 : x
2. Step 2: Convert to fraction form
   1,736.39/2,603.78 = 1,006.18/x
3. Step 3: Cross multiply
   1,736.39x = 2,603.78 × 1,006.18
4. Step 4: Simplify right side
   1,736.39x = 2,619,863.59
5. Step 5: Solve for x
   x = 2,619,863.59/1,736.39
6. Step 6: Final answer
   x = 1,508.80