Finding the Fourth Proportional to 8,801.99, 13,200.22 and 2,957.23

Step by Step Solution

1. Step 1: Write the proportion equation
   8,801.99 : 13,200.22 = 2,957.23 : x
2. Step 2: Convert to fraction form
   8,801.99/13,200.22 = 2,957.23/x
3. Step 3: Cross multiply
   8,801.99x = 13,200.22 × 2,957.23
4. Step 4: Simplify right side
   8,801.99x = 39,036,086.59
5. Step 5: Solve for x
   x = 39,036,086.59/8,801.99
6. Step 6: Final answer
   x = 4,434.92