Finding the Fourth Proportional to 6,078.75, 8,388.72 and 3,722.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078.75 : 8,388.72 = 3,722.46 : x
2. Step 2: Convert to fraction form
   6,078.75/8,388.72 = 3,722.46/x
3. Step 3: Cross multiply
   6,078.75x = 8,388.72 × 3,722.46
4. Step 4: Simplify right side
   6,078.75x = 31,226,674.65
5. Step 5: Solve for x
   x = 31,226,674.65/6,078.75
6. Step 6: Final answer
   x = 5,137.02