Finding the Fourth Proportional to 2,098.18, 2,894.66 and 1,213.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.18 : 2,894.66 = 1,213.82 : x
2. Step 2: Convert to fraction form
   2,098.18/2,894.66 = 1,213.82/x
3. Step 3: Cross multiply
   2,098.18x = 2,894.66 × 1,213.82
4. Step 4: Simplify right side
   2,098.18x = 3,513,596.20
5. Step 5: Solve for x
   x = 3,513,596.20/2,098.18
6. Step 6: Final answer
   x = 1,674.59