Finding the Fourth Proportional to 2,200.72, 3,036.99 and 1,206.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.72 : 3,036.99 = 1,206.04 : x
2. Step 2: Convert to fraction form
   2,200.72/3,036.99 = 1,206.04/x
3. Step 3: Cross multiply
   2,200.72x = 3,036.99 × 1,206.04
4. Step 4: Simplify right side
   2,200.72x = 3,662,731.42
5. Step 5: Solve for x
   x = 3,662,731.42/2,200.72
6. Step 6: Final answer
   x = 1,664.33