Finding the Fourth Proportional to 5,441.20, 7,510.18 and 3,084.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,441.20 : 7,510.18 = 3,084.72 : x
2. Step 2: Convert to fraction form
   5,441.20/7,510.18 = 3,084.72/x
3. Step 3: Cross multiply
   5,441.20x = 7,510.18 × 3,084.72
4. Step 4: Simplify right side
   5,441.20x = 23,166,802.45
5. Step 5: Solve for x
   x = 23,166,802.45/5,441.20
6. Step 6: Final answer
   x = 4,257.66