Finding the Fourth Proportional to 21,983.82, 32,941.15 and 16,998.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,983.82 : 32,941.15 = 16,998.38 : x
2. Step 2: Convert to fraction form
   21,983.82/32,941.15 = 16,998.38/x
3. Step 3: Cross multiply
   21,983.82x = 32,941.15 × 16,998.38
4. Step 4: Simplify right side
   21,983.82x = 559,946,185.34
5. Step 5: Solve for x
   x = 559,946,185.34/21,983.82
6. Step 6: Final answer
   x = 25,470.83