Finding the Fourth Proportional to 2,095.89, 2,892.10 and 1,211.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.89 : 2,892.10 = 1,211.56 : x
2. Step 2: Convert to fraction form
   2,095.89/2,892.10 = 1,211.56/x
3. Step 3: Cross multiply
   2,095.89x = 2,892.10 × 1,211.56
4. Step 4: Simplify right side
   2,095.89x = 3,503,952.68
5. Step 5: Solve for x
   x = 3,503,952.68/2,095.89
6. Step 6: Final answer
   x = 1,671.82