Finding the Fourth Proportional to 2,080.96, 2,864.64 and 1,895.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.96 : 2,864.64 = 1,895.20 : x
2. Step 2: Convert to fraction form
   2,080.96/2,864.64 = 1,895.20/x
3. Step 3: Cross multiply
   2,080.96x = 2,864.64 × 1,895.20
4. Step 4: Simplify right side
   2,080.96x = 5,429,065.73
5. Step 5: Solve for x
   x = 5,429,065.73/2,080.96
6. Step 6: Final answer
   x = 2,608.92