Finding the Fourth Proportional to 3,679.76, 5,518.96 and 1,082.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,679.76 : 5,518.96 = 1,082.04 : x
2. Step 2: Convert to fraction form
   3,679.76/5,518.96 = 1,082.04/x
3. Step 3: Cross multiply
   3,679.76x = 5,518.96 × 1,082.04
4. Step 4: Simplify right side
   3,679.76x = 5,971,735.48
5. Step 5: Solve for x
   x = 5,971,735.48/3,679.76
6. Step 6: Final answer
   x = 1,622.86