Finding the Fourth Proportional to 2,004.72, 2,765.16 and 1,176.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.72 : 2,765.16 = 1,176.72 : x
2. Step 2: Convert to fraction form
   2,004.72/2,765.16 = 1,176.72/x
3. Step 3: Cross multiply
   2,004.72x = 2,765.16 × 1,176.72
4. Step 4: Simplify right side
   2,004.72x = 3,253,819.08
5. Step 5: Solve for x
   x = 3,253,819.08/2,004.72
6. Step 6: Final answer
   x = 1,623.08