Finding the Fourth Proportional to 2,624.04, 3,936.48 and 775.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.04 : 3,936.48 = 775.34 : x
2. Step 2: Convert to fraction form
   2,624.04/3,936.48 = 775.34/x
3. Step 3: Cross multiply
   2,624.04x = 3,936.48 × 775.34
4. Step 4: Simplify right side
   2,624.04x = 3,052,088.78
5. Step 5: Solve for x
   x = 3,052,088.78/2,624.04
6. Step 6: Final answer
   x = 1,163.13