Finding the Fourth Proportional to 16,539.75, 22,824.68 and 8,986.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,539.75 : 22,824.68 = 8,986.10 : x
2. Step 2: Convert to fraction form
   16,539.75/22,824.68 = 8,986.10/x
3. Step 3: Cross multiply
   16,539.75x = 22,824.68 × 8,986.10
4. Step 4: Simplify right side
   16,539.75x = 205,104,697.89
5. Step 5: Solve for x
   x = 205,104,697.89/16,539.75
6. Step 6: Final answer
   x = 12,400.71