Finding the Fourth Proportional to 3,103.98, 4,656.29 and 1,155.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,103.98 : 4,656.29 = 1,155.74 : x
2. Step 2: Convert to fraction form
   3,103.98/4,656.29 = 1,155.74/x
3. Step 3: Cross multiply
   3,103.98x = 4,656.29 × 1,155.74
4. Step 4: Simplify right side
   3,103.98x = 5,381,431.54
5. Step 5: Solve for x
   x = 5,381,431.54/3,103.98
6. Step 6: Final answer
   x = 1,733.72