Finding the Fourth Proportional to 2,136.10, 3,206.55 and 1,651.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136.10 : 3,206.55 = 1,651.30 : x
2. Step 2: Convert to fraction form
   2,136.10/3,206.55 = 1,651.30/x
3. Step 3: Cross multiply
   2,136.10x = 3,206.55 × 1,651.30
4. Step 4: Simplify right side
   2,136.10x = 5,294,976.02
5. Step 5: Solve for x
   x = 5,294,976.02/2,136.10
6. Step 6: Final answer
   x = 2,478.81