Finding the Fourth Proportional to 6,925.68, 9,556.59 and 3,940.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,925.68 : 9,556.59 = 3,940.69 : x
2. Step 2: Convert to fraction form
   6,925.68/9,556.59 = 3,940.69/x
3. Step 3: Cross multiply
   6,925.68x = 9,556.59 × 3,940.69
4. Step 4: Simplify right side
   6,925.68x = 37,659,558.65
5. Step 5: Solve for x
   x = 37,659,558.65/6,925.68
6. Step 6: Final answer
   x = 5,437.67