Finding the Fourth Proportional to 2,446.72, 3,669.84 and 715.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,446.72 : 3,669.84 = 715.34 : x
2. Step 2: Convert to fraction form
   2,446.72/3,669.84 = 715.34/x
3. Step 3: Cross multiply
   2,446.72x = 3,669.84 × 715.34
4. Step 4: Simplify right side
   2,446.72x = 2,625,183.35
5. Step 5: Solve for x
   x = 2,625,183.35/2,446.72
6. Step 6: Final answer
   x = 1,072.94