Finding the Fourth Proportional to 2,193.33, 3,026.72 and 1,198.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,193.33 : 3,026.72 = 1,198.55 : x
2. Step 2: Convert to fraction form
   2,193.33/3,026.72 = 1,198.55/x
3. Step 3: Cross multiply
   2,193.33x = 3,026.72 × 1,198.55
4. Step 4: Simplify right side
   2,193.33x = 3,627,662.05
5. Step 5: Solve for x
   x = 3,627,662.05/2,193.33
6. Step 6: Final answer
   x = 1,653.95