Finding the Fourth Proportional to 7,035.48, 9,708.56 and 3,891.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,035.48 : 9,708.56 = 3,891.48 : x
2. Step 2: Convert to fraction form
   7,035.48/9,708.56 = 3,891.48/x
3. Step 3: Cross multiply
   7,035.48x = 9,708.56 × 3,891.48
4. Step 4: Simplify right side
   7,035.48x = 37,780,667.07
5. Step 5: Solve for x
   x = 37,780,667.07/7,035.48
6. Step 6: Final answer
   x = 5,370.02