Finding the Fourth Proportional to 2,059.04, 3,089.80 and 1,085.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.04 : 3,089.80 = 1,085.84 : x
2. Step 2: Convert to fraction form
   2,059.04/3,089.80 = 1,085.84/x
3. Step 3: Cross multiply
   2,059.04x = 3,089.80 × 1,085.84
4. Step 4: Simplify right side
   2,059.04x = 3,355,028.43
5. Step 5: Solve for x
   x = 3,355,028.43/2,059.04
6. Step 6: Final answer
   x = 1,629.41