Finding the Fourth Proportional to 2,195.91, 3,027.98 and 1,665.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,195.91 : 3,027.98 = 1,665.77 : x
2. Step 2: Convert to fraction form
   2,195.91/3,027.98 = 1,665.77/x
3. Step 3: Cross multiply
   2,195.91x = 3,027.98 × 1,665.77
4. Step 4: Simplify right side
   2,195.91x = 5,043,907.27
5. Step 5: Solve for x
   x = 5,043,907.27/2,195.91
6. Step 6: Final answer
   x = 2,296.96