Finding the Fourth Proportional to 2,624.34, 3,936.66 and 676.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.34 : 3,936.66 = 676.56 : x
2. Step 2: Convert to fraction form
   2,624.34/3,936.66 = 676.56/x
3. Step 3: Cross multiply
   2,624.34x = 3,936.66 × 676.56
4. Step 4: Simplify right side
   2,624.34x = 2,663,386.69
5. Step 5: Solve for x
   x = 2,663,386.69/2,624.34
6. Step 6: Final answer
   x = 1,014.88