Finding the Fourth Proportional to 16,131.90, 22,262.65 and 8,962.35

Step by Step Solution

1. Step 1: Write the proportion equation
   16,131.90 : 22,262.65 = 8,962.35 : x
2. Step 2: Convert to fraction form
   16,131.90/22,262.65 = 8,962.35/x
3. Step 3: Cross multiply
   16,131.90x = 22,262.65 × 8,962.35
4. Step 4: Simplify right side
   16,131.90x = 199,525,638.82
5. Step 5: Solve for x
   x = 199,525,638.82/16,131.90
6. Step 6: Final answer
   x = 12,368.39