Finding the Fourth Proportional to 16,389.54, 22,617.18 and 10,016.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,389.54 : 22,617.18 = 10,016.10 : x
2. Step 2: Convert to fraction form
   16,389.54/22,617.18 = 10,016.10/x
3. Step 3: Cross multiply
   16,389.54x = 22,617.18 × 10,016.10
4. Step 4: Simplify right side
   16,389.54x = 226,535,936.60
5. Step 5: Solve for x
   x = 226,535,936.60/16,389.54
6. Step 6: Final answer
   x = 13,821.99