Finding the Fourth Proportional to 5,440.72, 8,152.12 and 3,134.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,440.72 : 8,152.12 = 3,134.16 : x
2. Step 2: Convert to fraction form
   5,440.72/8,152.12 = 3,134.16/x
3. Step 3: Cross multiply
   5,440.72x = 8,152.12 × 3,134.16
4. Step 4: Simplify right side
   5,440.72x = 25,550,048.42
5. Step 5: Solve for x
   x = 25,550,048.42/5,440.72
6. Step 6: Final answer
   x = 4,696.08