Finding the Fourth Proportional to 3,323.58, 4,981.47 and 2,136.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,323.58 : 4,981.47 = 2,136.09 : x
2. Step 2: Convert to fraction form
   3,323.58/4,981.47 = 2,136.09/x
3. Step 3: Cross multiply
   3,323.58x = 4,981.47 × 2,136.09
4. Step 4: Simplify right side
   3,323.58x = 10,640,868.25
5. Step 5: Solve for x
   x = 10,640,868.25/3,323.58
6. Step 6: Final answer
   x = 3,201.63