Finding the Fourth Proportional to 2,200.74, 3,036.91 and 1,205.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.74 : 3,036.91 = 1,205.84 : x
2. Step 2: Convert to fraction form
   2,200.74/3,036.91 = 1,205.84/x
3. Step 3: Cross multiply
   2,200.74x = 3,036.91 × 1,205.84
4. Step 4: Simplify right side
   2,200.74x = 3,662,017.31
5. Step 5: Solve for x
   x = 3,662,017.31/2,200.74
6. Step 6: Final answer
   x = 1,664.00