Finding the Fourth Proportional to 2,056.47, 3,085.01 and 1,082.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056.47 : 3,085.01 = 1,082.65 : x
2. Step 2: Convert to fraction form
   2,056.47/3,085.01 = 1,082.65/x
3. Step 3: Cross multiply
   2,056.47x = 3,085.01 × 1,082.65
4. Step 4: Simplify right side
   2,056.47x = 3,339,986.08
5. Step 5: Solve for x
   x = 3,339,986.08/2,056.47
6. Step 6: Final answer
   x = 1,624.14