Finding the Fourth Proportional to 2,082, 3,123 and 1,056

Step by Step Solution

1. Step 1: Write the proportion equation
   2,082 : 3,123 = 1,056 : x
2. Step 2: Convert to fraction form
   2,082/3,123 = 1,056/x
3. Step 3: Cross multiply
   2,082x = 3,123 × 1,056
4. Step 4: Simplify right side
   2,082x = 3,297,888
5. Step 5: Solve for x
   x = 3,297,888/2,082
6. Step 6: Final answer
   x = 1,584