Finding the Fourth Proportional to 2,622.55, 3,933.00 and 867.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.55 : 3,933.00 = 867.23 : x
2. Step 2: Convert to fraction form
   2,622.55/3,933.00 = 867.23/x
3. Step 3: Cross multiply
   2,622.55x = 3,933.00 × 867.23
4. Step 4: Simplify right side
   2,622.55x = 3,410,811.25
5. Step 5: Solve for x
   x = 3,410,811.25/2,622.55
6. Step 6: Final answer
   x = 1,300.57