Finding the Fourth Proportional to 1,634.84, 2,449.82 and 1,399.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,634.84 : 2,449.82 = 1,399.32 : x
2. Step 2: Convert to fraction form
   1,634.84/2,449.82 = 1,399.32/x
3. Step 3: Cross multiply
   1,634.84x = 2,449.82 × 1,399.32
4. Step 4: Simplify right side
   1,634.84x = 3,428,082.12
5. Step 5: Solve for x
   x = 3,428,082.12/1,634.84
6. Step 6: Final answer
   x = 2,096.89