Finding the Fourth Proportional to 10,852.52, 16,280.73 and 3,456.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,852.52 : 16,280.73 = 3,456.20 : x
2. Step 2: Convert to fraction form
   10,852.52/16,280.73 = 3,456.20/x
3. Step 3: Cross multiply
   10,852.52x = 16,280.73 × 3,456.20
4. Step 4: Simplify right side
   10,852.52x = 56,269,499.73
5. Step 5: Solve for x
   x = 56,269,499.73/10,852.52
6. Step 6: Final answer
   x = 5,184.93