Finding the Fourth Proportional to 7,019.27, 9,686.67 and 3,875.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.27 : 9,686.67 = 3,875.45 : x
2. Step 2: Convert to fraction form
   7,019.27/9,686.67 = 3,875.45/x
3. Step 3: Cross multiply
   7,019.27x = 9,686.67 × 3,875.45
4. Step 4: Simplify right side
   7,019.27x = 37,540,185.87
5. Step 5: Solve for x
   x = 37,540,185.87/7,019.27
6. Step 6: Final answer
   x = 5,348.16