Finding the Fourth Proportional to 7,200.65, 10,802.43 and 3,040.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,200.65 : 10,802.43 = 3,040.67 : x
2. Step 2: Convert to fraction form
   7,200.65/10,802.43 = 3,040.67/x
3. Step 3: Cross multiply
   7,200.65x = 10,802.43 × 3,040.67
4. Step 4: Simplify right side
   7,200.65x = 32,846,570.82
5. Step 5: Solve for x
   x = 32,846,570.82/7,200.65
6. Step 6: Final answer
   x = 4,561.62