Finding the Fourth Proportional to 7,321.04, 10,104.47 and 5,724.53

Step by Step Solution

1. Step 1: Write the proportion equation
   7,321.04 : 10,104.47 = 5,724.53 : x
2. Step 2: Convert to fraction form
   7,321.04/10,104.47 = 5,724.53/x
3. Step 3: Cross multiply
   7,321.04x = 10,104.47 × 5,724.53
4. Step 4: Simplify right side
   7,321.04x = 57,843,262.50
5. Step 5: Solve for x
   x = 57,843,262.50/7,321.04
6. Step 6: Final answer
   x = 7,900.97