Finding the Fourth Proportional to 1,980.59, 2,732.76 and 1,183.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.59 : 2,732.76 = 1,183.46 : x
2. Step 2: Convert to fraction form
   1,980.59/2,732.76 = 1,183.46/x
3. Step 3: Cross multiply
   1,980.59x = 2,732.76 × 1,183.46
4. Step 4: Simplify right side
   1,980.59x = 3,234,098.49
5. Step 5: Solve for x
   x = 3,234,098.49/1,980.59
6. Step 6: Final answer
   x = 1,632.90