Finding the Fourth Proportional to 3,100.48, 4,648.56 and 1,152.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,100.48 : 4,648.56 = 1,152.16 : x
2. Step 2: Convert to fraction form
   3,100.48/4,648.56 = 1,152.16/x
3. Step 3: Cross multiply
   3,100.48x = 4,648.56 × 1,152.16
4. Step 4: Simplify right side
   3,100.48x = 5,355,884.89
5. Step 5: Solve for x
   x = 5,355,884.89/3,100.48
6. Step 6: Final answer
   x = 1,727.44