Finding the Fourth Proportional to 2,963.56, 4,447.52 and 1,115.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,963.56 : 4,447.52 = 1,115.12 : x
2. Step 2: Convert to fraction form
   2,963.56/4,447.52 = 1,115.12/x
3. Step 3: Cross multiply
   2,963.56x = 4,447.52 × 1,115.12
4. Step 4: Simplify right side
   2,963.56x = 4,959,518.50
5. Step 5: Solve for x
   x = 4,959,518.50/2,963.56
6. Step 6: Final answer
   x = 1,673.50