Finding the Fourth Proportional to 2,716.22, 4,075.01 and 768.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,716.22 : 4,075.01 = 768.42 : x
2. Step 2: Convert to fraction form
   2,716.22/4,075.01 = 768.42/x
3. Step 3: Cross multiply
   2,716.22x = 4,075.01 × 768.42
4. Step 4: Simplify right side
   2,716.22x = 3,131,315.34
5. Step 5: Solve for x
   x = 3,131,315.34/2,716.22
6. Step 6: Final answer
   x = 1,152.82