Finding the Fourth Proportional to 2,483.76, 3,727.06 and 1,115.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.76 : 3,727.06 = 1,115.76 : x
2. Step 2: Convert to fraction form
   2,483.76/3,727.06 = 1,115.76/x
3. Step 3: Cross multiply
   2,483.76x = 3,727.06 × 1,115.76
4. Step 4: Simplify right side
   2,483.76x = 4,158,504.47
5. Step 5: Solve for x
   x = 4,158,504.47/2,483.76
6. Step 6: Final answer
   x = 1,674.28