Finding the Fourth Proportional to 2,200.59, 3,036.82 and 1,205.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.59 : 3,036.82 = 1,205.88 : x
2. Step 2: Convert to fraction form
   2,200.59/3,036.82 = 1,205.88/x
3. Step 3: Cross multiply
   2,200.59x = 3,036.82 × 1,205.88
4. Step 4: Simplify right side
   2,200.59x = 3,662,030.62
5. Step 5: Solve for x
   x = 3,662,030.62/2,200.59
6. Step 6: Final answer
   x = 1,664.11