Finding the Fourth Proportional to 10,680.48, 16,020.98 and 3,285.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,680.48 : 16,020.98 = 3,285.01 : x
2. Step 2: Convert to fraction form
   10,680.48/16,020.98 = 3,285.01/x
3. Step 3: Cross multiply
   10,680.48x = 16,020.98 × 3,285.01
4. Step 4: Simplify right side
   10,680.48x = 52,629,023.03
5. Step 5: Solve for x
   x = 52,629,023.03/10,680.48
6. Step 6: Final answer
   x = 4,927.59