Finding the Fourth Proportional to 6,993.50, 9,651.15 and 3,849.80

Step by Step Solution

1. Step 1: Write the proportion equation
   6,993.50 : 9,651.15 = 3,849.80 : x
2. Step 2: Convert to fraction form
   6,993.50/9,651.15 = 3,849.80/x
3. Step 3: Cross multiply
   6,993.50x = 9,651.15 × 3,849.80
4. Step 4: Simplify right side
   6,993.50x = 37,154,997.27
5. Step 5: Solve for x
   x = 37,154,997.27/6,993.50
6. Step 6: Final answer
   x = 5,312.79