Finding the Fourth Proportional to 1,966.72, 2,714.16 and 1,180.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,966.72 : 2,714.16 = 1,180.76 : x
2. Step 2: Convert to fraction form
   1,966.72/2,714.16 = 1,180.76/x
3. Step 3: Cross multiply
   1,966.72x = 2,714.16 × 1,180.76
4. Step 4: Simplify right side
   1,966.72x = 3,204,771.56
5. Step 5: Solve for x
   x = 3,204,771.56/1,966.72
6. Step 6: Final answer
   x = 1,629.50