Finding the Fourth Proportional to 16,214.99, 24,328.56 and 5,685.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,214.99 : 24,328.56 = 5,685.80 : x
2. Step 2: Convert to fraction form
   16,214.99/24,328.56 = 5,685.80/x
3. Step 3: Cross multiply
   16,214.99x = 24,328.56 × 5,685.80
4. Step 4: Simplify right side
   16,214.99x = 138,327,326.45
5. Step 5: Solve for x
   x = 138,327,326.45/16,214.99
6. Step 6: Final answer
   x = 8,530.83