Finding the Fourth Proportional to 2,789.22, 3,848.24 and 2,082.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789.22 : 3,848.24 = 2,082.08 : x
2. Step 2: Convert to fraction form
   2,789.22/3,848.24 = 2,082.08/x
3. Step 3: Cross multiply
   2,789.22x = 3,848.24 × 2,082.08
4. Step 4: Simplify right side
   2,789.22x = 8,012,343.54
5. Step 5: Solve for x
   x = 8,012,343.54/2,789.22
6. Step 6: Final answer
   x = 2,872.61