Finding the Fourth Proportional to 10,809.59, 16,214.43 and 3,018.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,809.59 : 16,214.43 = 3,018.38 : x
2. Step 2: Convert to fraction form
   10,809.59/16,214.43 = 3,018.38/x
3. Step 3: Cross multiply
   10,809.59x = 16,214.43 × 3,018.38
4. Step 4: Simplify right side
   10,809.59x = 48,941,311.22
5. Step 5: Solve for x
   x = 48,941,311.22/10,809.59
6. Step 6: Final answer
   x = 4,527.58