Finding the Fourth Proportional to 5,929.94, 8,189.78 and 3,948.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,929.94 : 8,189.78 = 3,948.89 : x
2. Step 2: Convert to fraction form
   5,929.94/8,189.78 = 3,948.89/x
3. Step 3: Cross multiply
   5,929.94x = 8,189.78 × 3,948.89
4. Step 4: Simplify right side
   5,929.94x = 32,340,479.65
5. Step 5: Solve for x
   x = 32,340,479.65/5,929.94
6. Step 6: Final answer
   x = 5,453.76