Finding the Fourth Proportional to 2,086.56, 2,877.12 and 1,827.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086.56 : 2,877.12 = 1,827.36 : x
2. Step 2: Convert to fraction form
   2,086.56/2,877.12 = 1,827.36/x
3. Step 3: Cross multiply
   2,086.56x = 2,877.12 × 1,827.36
4. Step 4: Simplify right side
   2,086.56x = 5,257,534.00
5. Step 5: Solve for x
   x = 5,257,534.00/2,086.56
6. Step 6: Final answer
   x = 2,519.71