Finding the Fourth Proportional to 5,940.50, 8,200.05 and 3,456.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,940.50 : 8,200.05 = 3,456.50 : x
2. Step 2: Convert to fraction form
   5,940.50/8,200.05 = 3,456.50/x
3. Step 3: Cross multiply
   5,940.50x = 8,200.05 × 3,456.50
4. Step 4: Simplify right side
   5,940.50x = 28,343,472.83
5. Step 5: Solve for x
   x = 28,343,472.83/5,940.50
6. Step 6: Final answer
   x = 4,771.23