Finding the Fourth Proportional to 2,200, 3,036.09 and 1,268.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200 : 3,036.09 = 1,268.50 : x
2. Step 2: Convert to fraction form
   2,200/3,036.09 = 1,268.50/x
3. Step 3: Cross multiply
   2,200x = 3,036.09 × 1,268.50
4. Step 4: Simplify right side
   2,200x = 3,851,280.17
5. Step 5: Solve for x
   x = 3,851,280.17/2,200
6. Step 6: Final answer
   x = 1,750.58