Finding the Fourth Proportional to 16,711.50, 23,061.87 and 9,997.41

Step by Step Solution

1. Step 1: Write the proportion equation
   16,711.50 : 23,061.87 = 9,997.41 : x
2. Step 2: Convert to fraction form
   16,711.50/23,061.87 = 9,997.41/x
3. Step 3: Cross multiply
   16,711.50x = 23,061.87 × 9,997.41
4. Step 4: Simplify right side
   16,711.50x = 230,558,969.76
5. Step 5: Solve for x
   x = 230,558,969.76/16,711.50
6. Step 6: Final answer
   x = 13,796.43