Finding the Fourth Proportional to 2,624.71, 3,936.42 and 775.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.71 : 3,936.42 = 775.33 : x
2. Step 2: Convert to fraction form
   2,624.71/3,936.42 = 775.33/x
3. Step 3: Cross multiply
   2,624.71x = 3,936.42 × 775.33
4. Step 4: Simplify right side
   2,624.71x = 3,052,024.52
5. Step 5: Solve for x
   x = 3,052,024.52/2,624.71
6. Step 6: Final answer
   x = 1,162.80