Finding the Fourth Proportional to 3,272.43, 4,910.72 and 1,192.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,272.43 : 4,910.72 = 1,192.23 : x
2. Step 2: Convert to fraction form
   3,272.43/4,910.72 = 1,192.23/x
3. Step 3: Cross multiply
   3,272.43x = 4,910.72 × 1,192.23
4. Step 4: Simplify right side
   3,272.43x = 5,854,710.69
5. Step 5: Solve for x
   x = 5,854,710.69/3,272.43
6. Step 6: Final answer
   x = 1,789.10