Finding the Fourth Proportional to 3,682.71, 5,523.84 and 1,085.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,682.71 : 5,523.84 = 1,085.58 : x
2. Step 2: Convert to fraction form
   3,682.71/5,523.84 = 1,085.58/x
3. Step 3: Cross multiply
   3,682.71x = 5,523.84 × 1,085.58
4. Step 4: Simplify right side
   3,682.71x = 5,996,570.23
5. Step 5: Solve for x
   x = 5,996,570.23/3,682.71
6. Step 6: Final answer
   x = 1,628.30