Finding the Fourth Proportional to 3,300.16, 4,940.52 and 2,201.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.16 : 4,940.52 = 2,201.80 : x
2. Step 2: Convert to fraction form
   3,300.16/4,940.52 = 2,201.80/x
3. Step 3: Cross multiply
   3,300.16x = 4,940.52 × 2,201.80
4. Step 4: Simplify right side
   3,300.16x = 10,878,036.94
5. Step 5: Solve for x
   x = 10,878,036.94/3,300.16
6. Step 6: Final answer
   x = 3,296.22