Finding the Fourth Proportional to 2,077.13, 2,857.89 and 1,796.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.13 : 2,857.89 = 1,796.45 : x
2. Step 2: Convert to fraction form
   2,077.13/2,857.89 = 1,796.45/x
3. Step 3: Cross multiply
   2,077.13x = 2,857.89 × 1,796.45
4. Step 4: Simplify right side
   2,077.13x = 5,134,056.49
5. Step 5: Solve for x
   x = 5,134,056.49/2,077.13
6. Step 6: Final answer
   x = 2,471.71