Finding the Fourth Proportional to 2,624.00, 3,936.16 and 775.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.00 : 3,936.16 = 775.17 : x
2. Step 2: Convert to fraction form
   2,624.00/3,936.16 = 775.17/x
3. Step 3: Cross multiply
   2,624.00x = 3,936.16 × 775.17
4. Step 4: Simplify right side
   2,624.00x = 3,051,194.12
5. Step 5: Solve for x
   x = 3,051,194.12/2,624.00
6. Step 6: Final answer
   x = 1,162.80