Finding the Fourth Proportional to 6,123.75, 8,450.78 and 3,329.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,123.75 : 8,450.78 = 3,329.25 : x
2. Step 2: Convert to fraction form
   6,123.75/8,450.78 = 3,329.25/x
3. Step 3: Cross multiply
   6,123.75x = 8,450.78 × 3,329.25
4. Step 4: Simplify right side
   6,123.75x = 28,134,742.67
5. Step 5: Solve for x
   x = 28,134,742.67/6,123.75
6. Step 6: Final answer
   x = 4,594.37