Finding the Fourth Proportional to 2,007.94, 3,012.18 and 1,082.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.94 : 3,012.18 = 1,082.25 : x
2. Step 2: Convert to fraction form
   2,007.94/3,012.18 = 1,082.25/x
3. Step 3: Cross multiply
   2,007.94x = 3,012.18 × 1,082.25
4. Step 4: Simplify right side
   2,007.94x = 3,259,931.81
5. Step 5: Solve for x
   x = 3,259,931.81/2,007.94
6. Step 6: Final answer
   x = 1,623.52