Finding the Fourth Proportional to 21,733.47, 29,990.12 and 17,268.03

Step by Step Solution

1. Step 1: Write the proportion equation
   21,733.47 : 29,990.12 = 17,268.03 : x
2. Step 2: Convert to fraction form
   21,733.47/29,990.12 = 17,268.03/x
3. Step 3: Cross multiply
   21,733.47x = 29,990.12 × 17,268.03
4. Step 4: Simplify right side
   21,733.47x = 517,870,205.52
5. Step 5: Solve for x
   x = 517,870,205.52/21,733.47
6. Step 6: Final answer
   x = 23,828.23