Finding the Fourth Proportional to 16,086.96, 24,131.16 and 4,398.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,086.96 : 24,131.16 = 4,398.60 : x
2. Step 2: Convert to fraction form
   16,086.96/24,131.16 = 4,398.60/x
3. Step 3: Cross multiply
   16,086.96x = 24,131.16 × 4,398.60
4. Step 4: Simplify right side
   16,086.96x = 106,143,320.38
5. Step 5: Solve for x
   x = 106,143,320.38/16,086.96
6. Step 6: Final answer
   x = 6,598.10