Finding the Fourth Proportional to 7,017.50, 9,684.16 and 3,873.68

Step by Step Solution

1. Step 1: Write the proportion equation
   7,017.50 : 9,684.16 = 3,873.68 : x
2. Step 2: Convert to fraction form
   7,017.50/9,684.16 = 3,873.68/x
3. Step 3: Cross multiply
   7,017.50x = 9,684.16 × 3,873.68
4. Step 4: Simplify right side
   7,017.50x = 37,513,336.91
5. Step 5: Solve for x
   x = 37,513,336.91/7,017.50
6. Step 6: Final answer
   x = 5,345.68