Finding the Fourth Proportional to 21,913.26, 32,849.09 and 7,111.83

Step by Step Solution

1. Step 1: Write the proportion equation
   21,913.26 : 32,849.09 = 7,111.83 : x
2. Step 2: Convert to fraction form
   21,913.26/32,849.09 = 7,111.83/x
3. Step 3: Cross multiply
   21,913.26x = 32,849.09 × 7,111.83
4. Step 4: Simplify right side
   21,913.26x = 233,617,046.58
5. Step 5: Solve for x
   x = 233,617,046.58/21,913.26
6. Step 6: Final answer
   x = 10,660.99