Finding the Fourth Proportional to 2,896.16, 3,997.35 and 2,055.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,896.16 : 3,997.35 = 2,055.98 : x
2. Step 2: Convert to fraction form
   2,896.16/3,997.35 = 2,055.98/x
3. Step 3: Cross multiply
   2,896.16x = 3,997.35 × 2,055.98
4. Step 4: Simplify right side
   2,896.16x = 8,218,481.65
5. Step 5: Solve for x
   x = 8,218,481.65/2,896.16
6. Step 6: Final answer
   x = 2,837.72