Finding the Fourth Proportional to 2,967.10, 4,450.91 and 775.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,967.10 : 4,450.91 = 775.82 : x
2. Step 2: Convert to fraction form
   2,967.10/4,450.91 = 775.82/x
3. Step 3: Cross multiply
   2,967.10x = 4,450.91 × 775.82
4. Step 4: Simplify right side
   2,967.10x = 3,453,105.00
5. Step 5: Solve for x
   x = 3,453,105.00/2,967.10
6. Step 6: Final answer
   x = 1,163.80