Finding the Fourth Proportional to 16,962.91, 23,408.83 and 9,887.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,962.91 : 23,408.83 = 9,887.96 : x
2. Step 2: Convert to fraction form
   16,962.91/23,408.83 = 9,887.96/x
3. Step 3: Cross multiply
   16,962.91x = 23,408.83 × 9,887.96
4. Step 4: Simplify right side
   16,962.91x = 231,465,574.69
5. Step 5: Solve for x
   x = 231,465,574.69/16,962.91
6. Step 6: Final answer
   x = 13,645.39