Finding the Fourth Proportional to 16,697.80, 23,037.37 and 9,624.07

Step by Step Solution

1. Step 1: Write the proportion equation
   16,697.80 : 23,037.37 = 9,624.07 : x
2. Step 2: Convert to fraction form
   16,697.80/23,037.37 = 9,624.07/x
3. Step 3: Cross multiply
   16,697.80x = 23,037.37 × 9,624.07
4. Step 4: Simplify right side
   16,697.80x = 221,713,261.50
5. Step 5: Solve for x
   x = 221,713,261.50/16,697.80
6. Step 6: Final answer
   x = 13,277.99