Finding the Fourth Proportional to 2,192.91, 3,026.06 and 1,198.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192.91 : 3,026.06 = 1,198.17 : x
2. Step 2: Convert to fraction form
   2,192.91/3,026.06 = 1,198.17/x
3. Step 3: Cross multiply
   2,192.91x = 3,026.06 × 1,198.17
4. Step 4: Simplify right side
   2,192.91x = 3,625,734.31
5. Step 5: Solve for x
   x = 3,625,734.31/2,192.91
6. Step 6: Final answer
   x = 1,653.39