Finding the Fourth Proportional to 7,003.09, 9,664.27 and 3,859.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,003.09 : 9,664.27 = 3,859.25 : x
2. Step 2: Convert to fraction form
   7,003.09/9,664.27 = 3,859.25/x
3. Step 3: Cross multiply
   7,003.09x = 9,664.27 × 3,859.25
4. Step 4: Simplify right side
   7,003.09x = 37,296,834.00
5. Step 5: Solve for x
   x = 37,296,834.00/7,003.09
6. Step 6: Final answer
   x = 5,325.77