Finding the Fourth Proportional to 16,684.77, 23,024.31 and 9,974.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,684.77 : 23,024.31 = 9,974.10 : x
2. Step 2: Convert to fraction form
   16,684.77/23,024.31 = 9,974.10/x
3. Step 3: Cross multiply
   16,684.77x = 23,024.31 × 9,974.10
4. Step 4: Simplify right side
   16,684.77x = 229,646,770.37
5. Step 5: Solve for x
   x = 229,646,770.37/16,684.77
6. Step 6: Final answer
   x = 13,763.86