Finding the Fourth Proportional to 7,104.01, 10,661.52 and 5,720.73

Step by Step Solution

1. Step 1: Write the proportion equation
   7,104.01 : 10,661.52 = 5,720.73 : x
2. Step 2: Convert to fraction form
   7,104.01/10,661.52 = 5,720.73/x
3. Step 3: Cross multiply
   7,104.01x = 10,661.52 × 5,720.73
4. Step 4: Simplify right side
   7,104.01x = 60,991,648.71
5. Step 5: Solve for x
   x = 60,991,648.71/7,104.01
6. Step 6: Final answer
   x = 8,585.53