Finding the Fourth Proportional to 7,003.75, 9,665.18 and 3,860.14

Step by Step Solution

1. Step 1: Write the proportion equation
   7,003.75 : 9,665.18 = 3,860.14 : x
2. Step 2: Convert to fraction form
   7,003.75/9,665.18 = 3,860.14/x
3. Step 3: Cross multiply
   7,003.75x = 9,665.18 × 3,860.14
4. Step 4: Simplify right side
   7,003.75x = 37,308,947.93
5. Step 5: Solve for x
   x = 37,308,947.93/7,003.75
6. Step 6: Final answer
   x = 5,327.00