Finding the Fourth Proportional to 7,673.40, 11,499.57 and 3,968.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,673.40 : 11,499.57 = 3,968.10 : x
2. Step 2: Convert to fraction form
   7,673.40/11,499.57 = 3,968.10/x
3. Step 3: Cross multiply
   7,673.40x = 11,499.57 × 3,968.10
4. Step 4: Simplify right side
   7,673.40x = 45,631,443.72
5. Step 5: Solve for x
   x = 45,631,443.72/7,673.40
6. Step 6: Final answer
   x = 5,946.70