Finding the Fourth Proportional to 3,680.34, 5,519.79 and 1,082.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,680.34 : 5,519.79 = 1,082.67 : x
2. Step 2: Convert to fraction form
   3,680.34/5,519.79 = 1,082.67/x
3. Step 3: Cross multiply
   3,680.34x = 5,519.79 × 1,082.67
4. Step 4: Simplify right side
   3,680.34x = 5,976,111.04
5. Step 5: Solve for x
   x = 5,976,111.04/3,680.34
6. Step 6: Final answer
   x = 1,623.79